EXPERIMENT - 532 Annonces

Mercredi 29 septembre 2021

Quantité : 2000pc/mon - Prix : USD200-USD20000

It is common to see high speed refrigerated centrifuge in places like hospitals, laboratories. Depending on your practical needs, the machine is able to separate different kinds of samples. In terms of its definition, high speed refrigerated centrifuge is actually the combination...

Samedi 25 septembre 2021

Prix : 100USD

As one of the leading body composition analyzer suppliers, focus on health monitoring from 2002, Tongfang Health Technology Co.,Ltd was listed in the market in 2015, stock code: 833151. It is a smart body fat scale company wholly subordinate to Tongfang Group, which went public in 1997...

Vendredi 17 septembre 2021

Prix : 100USD

The working principle of the early opk ovulation test is to determine whether a woman is pregnant by detecting the HCG value (the value of human chorionic gonadotropin). Although many early pregnancy test strips indicate that women can detect pregnancy after a day's delay in their...

Jeudi 05 août 2021

L'analyseur thermique CA-10 PCB est un équipement spécial utilisé pour la détection du champ thermique de la carte de circuit imprimé. À l'ère du développement rapide de la science et de la technologie, les appareils intelligents deviennent de plus en plus populaires, en attendant...

Samedi 31 juillet 2021

L'huile de bois de tung est un type de produit de finition du bois qui est dérivé de la noix pressée de l'arbre de tung. L'huile de tung est une huile siccative semblable à l'huile de lin, de carthame, de pavot et de soja. Les huiles siccatives sont parfaites pour les objets en bois...

Vendredi 09 juillet 2021

Prix : 1000-6000USD

The eraser packing machine is specially designed for the eraser package. The eraser packing machinenot only improves the grade, but also makes the use of the rubber more convenient. The packaging machine also has very skilled technology in the rubber packaging, the operation is simple...

Jeudi 08 juillet 2021

Industrial feed pellet mill has a wide cylindrical shape die and is mounted vertically. This big industrial feed pellet mill consists of feeding device, hardening and tempering device, conditioner device, press chamber transmission system, overload protection and electric control system...

Jeudi 17 juin 2021

BKN is one of professional ultrasonic testing equipment manufacturers. We provide Magnetic Flux Leakage Testing, ndt device, ndt testing and so on. Want to know more? Please contact us. MFI Magnetic flux leakage test refers to the formation of a leakage magnetic field on the surface...

Vendredi 11 juin 2021

Quantité : 500000PCS - Prix : 0.2USD~8000USD

Liquid Chromogenic Culture Medium Coliforms and E. coli liquid chromogenic medium Performance Characteristics of Liquid Chromogenic Culture Media 1. It is included in the "Japan Food Hygiene Guide" (2004 edition) with strong authoritative influence. 2. There are two kinds of chromogenic...

Vendredi 11 juin 2021

Quantité : 500000PCS - Prix : 0.2USD~8000USD

In daily practical experiments, when the liquid samples are collected correctly, we often do not need a pure solution to carry out experiments. In order to get better and more accurate detection results, diluent water or other solutions will be added to obtain the solution with...

Vendredi 11 juin 2021

Tianjin Vicci Technology Co., Ltd., folding bike companies, was established in 2016 who is an innovative technology company, concentrating on design, R&D, production and sale of bicycles, electric bicycle, electric scooter and parts. We always regard R&D and innovation as...

Jeudi 03 juin 2021

Functional sugar have attracted attention because of their heathy features and wide application prospects in the food industries. The food additives supplied by Saigao, a reliable food additives supplier, has exceptionally pure sweetness that is completely free of secondary flavours...

Samedi 29 mai 2021

Exothermic Welding Exothermic welding, also called hot melt welding, fire-clay welding, thermite welding and explosion welding, is a high-heat principle that utilizes the redox reaction between metals, the operation of which is simple, easy to learn, safe and efficient, and it has...

Mercredi 26 mai 2021

Texpack Manufacturing was founded in 2002, and has grown up into one of the largest memory foam manufacturers of home textile packaging and aims to be the leading supplier of this industry in the world.The products of bags and packaging include memory foam cushion, memory foam cushion...

Vendredi 16 avril 2021

Quantité : 20000pcs p - Prix : $0.5-200.00

BRD Optical can provide the hemisphere, not only a glass dome, but also a acrylic dome with flange, is widely used with all kinds of cameras such as CCTV, ROVs, etc. The flanges are easier to install. Of course it retains all its optical properties. In the current market, more are...

Jeudi 15 avril 2021

Quantité : 20000pcs p - Prix : $0.5-200.00

A dielectric mirror, also known as a Bragg mirror, is a type of mirror composed of multiple thin layers of dielectric material, typically deposited on a substrate of glass or some other optical material. By careful choice of the type and thickness of the dielectric layers, one can...

Samedi 06 mars 2021

The JMZ-T series rubber sandwich mounts is the new designed model, which is designed especially for the military use. Comparing with the wire rope isolators, this model is small and tinny, which has no worrying about the space limits. The max static load of the JMZ-T Series anti vibration...

Mercredi 27 janvier 2021

Quantité : 1000 pcs - Prix : USD80-USD230

The 5 Main Areas of DIY Drone Parts Once you've decided on the type of DIY drone you want to build (e.g. quadcopter, hexacopter, etc.), you'll have to learn about the 5 areas of DIY drone construction, which are: Mechanics, Propulsion, Flight Controllers, Sensors, Video Diy Quadcopter Kit...

Samedi 09 janvier 2021

Infrared thermal imaging technology is now more and more widely used in many different areas around the world, such as the security monitoring, industrial detection, the autonomous vehicle auxiliary market, iron industry and so on. Infrared thermal imaging camera is equipped with...

Vendredi 08 janvier 2021

Prix : 10-30USD

Hyperion Optics is a premium full-service photonics supplier. Hyp design capabilities can meet the unique requirements of various customers. The notch filter, in contrast to a narrow band filter, intercepts light in a particular wavelength range by transmitting light at most wavelengths...

Jeudi 26 novembre 2020

Quantité : 25 Kilogra - Prix : $0.50 - $4.00 / Kilo

Maltitol is a low-calorie sweetener of colorless transparent, neutrally sticky, easy dissolved in water . Its sweetness is similar to the sugar and has high stability. It is one of the ingredients to lose weight fast. So it is suitable for the production of low quantity of heat, low fat food...

Samedi 14 novembre 2020

Prix : 10-30USD

Exothermic Welding Exothermic welding, also called hot melt welding, fire-clay welding, thermite welding and explosion welding, is a high-heat principle that utilizes the redox reaction between metals, the operation of which is simple, easy to learn, safe and efficient, and it has...

Mercredi 09 septembre 2020

Quantité : 50000 piec - Prix : USD2000

We have two versions of them respectively made from NdFeB magnet and ferrite magnet. NdFeB version features superior holding force while ferrite version is cheaper in price. Above that, they all share the same physical structure which is proved to be effective in utilizing magnetic...

Mardi 30 juin 2020

Quantité : 1000-1500 - Prix : USD 10-470

The JMZ-T series rubber sandwich mounts is the new designed model, which is designed especially for the military use. Comparing with the wire rope isolators, this model is small and tinny, which has no worrying about the space limits. The max static load of the JMZ-T Series anti vibration...

Samedi 20 juin 2020

After years of research and experiment, we have designed the newest GKC series super-large energy saving grinding equipment with high efficiency. GKC grinding mill has secured patented technology. The unique design, outstanding performance and integrated with large scale, high efficiency...

Mardi 02 juin 2020

Quantité : 40 pieces - Prix : $42,000-357,000

The track-type open-air pneumatic drill rig produced by our company uses compressed air as the power, mechanical direct control system, no wires and engine connection, the structure is very simple, and the whole vehicle is very convenient to repair and maintain. Know More about Pneumatic...

Dimanche 19 avril 2020

Advances in the petroleum industry, especially drilling and production technologies, have promoted research and development of special threaded casings. With the development of deep wells, ultra-deep wells, high-pressure oil and gas wells, heavy oil thermal recovery wells, heavy corrosion wells...

Mercredi 18 mars 2020

Flash column is usually used for the chromatography experiment to separate the complicated compounds by pressurizing air. The hot air enters the stirring, crushing and drying chamber from the bottom of the dryer at a suitable spraying speed from the inlet pipe, which produces strong...

Mardi 17 mars 2020

Quantité : 50000/mont - Prix : 10usd

Exothermic Welding Exothermic welding for grounding , also called hot melt welding, fire-clay welding, thermite welding and explosion welding, is a high-heat principle that utilizes the redox reaction between metals, the operation of which is simple, easy to learn, safe and efficient...

Mardi 10 mars 2020

Types of HAWACH HPLC Column There are 2 kinds of HAWACH HPLC columns: Xcheoma series: with many types of fixed phase; with complete varieties and high quality. C18-Aqueous; C18-universal;C18-low pH; C18-Alkaline; C8-universal; C8-Low pH; C8-Fluorine; C4; C30; C1;Phenyl; PAH; etc Echroma series...

Mercredi 22 janvier 2020

The sealing property of the headspace vial is better than that of the threaded vial, and the rubber or silica gel has good re-sealing after the puncture, so it is ideal to preserve the reagents. If some of the organic solvents in use will corrode the silicone or rubber bottle pad...

Mardi 21 janvier 2020

Syringe filter is separation equipment which can be combined with a injector to filter out the impurities from the sample of chemically turbid solution. Syringe filter generally consists of a plastic housing and a membrane. The body of syringe filter (plastic housing) is usually made...

Jeudi 16 janvier 2020

In general, filter paper can be divided into two types, one is qualitative, one is quantitative. Qualitative filter paper generally refers to the generation of cotton fiber on its surface after filtration, which is generally only suitable for qualitative analysis. While the quantitative...

Mercredi 15 janvier 2020

There are many product series, which is convenient for customers to choose the most suitable product. The diameter of the product ranges from 4mm, 13 mm, 25 mm, 33mm, 50mm, and the pore size is from 0.1 um to 10um. It can meet the filtration needs of different volume capacities and...

Mardi 14 janvier 2020

Filter paper can be qualitative and quantitative. In the application of analytical chemistry, after the inorganic compound is separated by filtration to separate out the precipitate, the residue collected on the filter paper can be used to calculate the loss rate during the experiment...

Vendredi 10 janvier 2020

Quantité : 1 - Prix : 100,00 €

This a Digital Overhead with variable speed function, simple operation in a wider speed range, apply to a stable liquid stirring, especially for mixing a small volume of samples, petroleum, chemical, medical and it was specially designed for application in health, environmental, biochemical...

Vendredi 10 janvier 2020

Quantité : 1 - Prix : 100,00 €

Laboratory Homogenizers Emulsification Heads Handheld Superfine Homogenizers AD145S-P 6G 0.2-10ml 1. Description of XZBELEC's AD145S-P high shear lab mixer AD145S-P ultrafine homogenizer is suitable for liquid / liquid mixing, emulsification, homogenization, liquid / solid powder dispersion...

Jeudi 09 janvier 2020

Hawach Scientific specialized in filtration products for more than decades years. All our filter papers are made from the imported membrane in the cleanroom. Before release to market, the products are consigned to the QC department for random inspection. In analytical chemistry, the...

Jeudi 09 janvier 2020

HAWACH focus to become the BEST they can revolve around its 4 CORE PRINCIPLES. They are TRUST, ANTICIPATE, KNOWLEDGE and CUSTOMER FIRST. Trust means an unwavering commitment to our customers and colleagues to provide the best value of products and services in the industry. Anticipate...

Jeudi 12 décembre 2019

Hawach sample vials are available with three types: screw top, crimp the top and snap top sample vials. Reducing the possibility of sample evaporation, crimp caps provide the tightest seal. Compared to crimp tops, snap top sample vials can be applied and removed by hand more easily...

Jeudi 12 décembre 2019

Because the cotton fiber in the filter paper has a good affinity with water, it can absorb about 22 percent of the water, in the form of a hydrogen bond with cellulose water has 6 to 7 percent. In general, it is very difficult to remove. Compared with the affinity with water, the...

Jeudi 12 décembre 2019

Hawach bottle-top dispenser is an instrument for measuring liquid medicine. To ensure that your bottleneck dispenser has a long service life, some maintenance, and cleaning work can be done in the following situations: the pipette piston is not flexible; the dispensing of some restrictive...

Mardi 10 décembre 2019

The protective HPLC columns influence the separation result. First of all, the protective column has a good positive effect on the experiments. Even if the stationary phase is chosen incorrectly, the protective column can also be effective for separation. The protective column is...

Lundi 09 décembre 2019

The working principle of the pipette is that the piston moves through the telescopic movement of the spring to achieve aspiration and discharge. Under the push of the piston, part of the air is exhausted, and the liquid is sucked in at atmospheric pressure, and then the air is pushed...

Mercredi 06 novembre 2019

Quantité : 1000000000 - Prix : USD100

- 1.Energy Storage,Pulsed,DC-Link Filter Capacitor - The capacitor can be charged in a long time and discharged in a very short time, thereby creating a huge pulse of power. The pulse power is obtained by charging the pulse capacitor bank.Then, the pulse capacitor bank is charged...

Mardi 29 octobre 2019

The JMZ-T series rubber sandwich mounts is the new designed model, which is designed especially for the military use. Comparing with the wire rope isolators, this model is small and tinny, which has no worrying about the space limits. The max static load of the JMZ-T Series anti vibration...

Jeudi 24 octobre 2019

In order to meet the scientific requirements of scientific research institutes and enterprises in the early research and development of feed liquid amplification, and we specially design and develop small & pilot machine, which can easily avoid many uncertain factors in the transformation...

Mercredi 16 octobre 2019

Exothermic Welding Exothermic welding, also called hot melt welding, fire-clay welding, thermite welding and explosion welding, is a kind of exothermic welding products that utilizes the redox reaction between metals, the operation of which is simple, easy to learn, safe and efficient...

Dimanche 13 octobre 2019

Solid phase extraction is a sample preparation method based on the chromatographic analysis. Solid phase extraction includes a solid phase (adsorbent with a certain functional group) and a liquid phase (sample and solvent). The liquid sample passes through a solid phase extraction...

Samedi 12 octobre 2019

1.Usage HAWACH syringe filter is used with syringes to filter chemical turbid solution samples, most commonly used in chemical HPLC-MS/GC-MS analysis of liquid and air dedusting, sterilization filtration, biological sample preparation, tissue culture media, microbial media, buffer solutions, etc...

Samedi 12 octobre 2019

Simply speaking, the top space analysis is to analyze the gas in the sample bottle. Laboratory bottles for top spatial analysis are called top-empty bottles. The top spatial gas analysis in the experiments usually need the sample vials. Therefore, choosing suitable sample vials is more important...

Jeudi 10 octobre 2019

QuEChERS firstly came out in 2003. The inventors of QuEChERS, Michelangelo Anastasiades and Steve Lehotay, were asked for the three biggest improvements in this method from development to now. They made the following statement. In the period of conceiving the method QuEChERS, we have...

Jeudi 10 octobre 2019

Filter paper plays an important role in the laboratory experiments. Glass fiber filter paper is almost immune to the moisture, and the time of the filtration is not very long. The glass fiber filter paper will be used to filter the solutions that block the filtration pores of the...

Mercredi 09 octobre 2019

Simply speaking, the top space analysis is to analyze the gas in the sample bottle. Laboratory bottles for top spatial analysis are called top-empty bottles. The top spatial gas analysis in the experiments usually need the sample vials. Therefore, choosing suitable sample vials is more important...

Mardi 08 octobre 2019

Hawach glass fiber extraction thimble, made of borosilicate glass fibers, is a quite common tool used laboratory. Just like all the other kinds of extraction thimbles, it could also be used with most Soxhlet extraction devices in the market, and for other extraction, experiments required...

Mardi 08 octobre 2019

With the increasing difficulty of detection and the increasing requirement of detection, a large number of analytical instruments have entered the laboratory, and bottle top dispenser is one of them. The characteristics of the bottle top dispenser are described in detail below. 1...

Dimanche 29 septembre 2019

Hawach glass solvent filter is made of high-quality borosilicate glass, which can be used to filter various aqueous solutions, organic substances, and corrosive liquids. The glass Solvent filter is available in one liter and two liters and consists of a triangular liquid collection bottle...

Vendredi 27 septembre 2019

In order to meet the scientific requirements of scientific research institutes and enterprises in the early research and development of feed liquid amplification, and we specially design and develop small & pilot machine, which can easily avoid many uncertain factors in the transformation...

Vendredi 27 septembre 2019

Quantité : 1000 - Prix : 100-10000usd

Are you looking for digital-shear-mixer-emulsifier? Here it is. This a Overhead stirrer with variable speed function, simple operation in a wider speed range, apply to a stable liquid stirring, especially for mixing a small volume of samples, petroleum, chemical, medical and it was...

Vendredi 27 septembre 2019

Quantité : 1000 - Prix : 100-10000usd

Glass Cuvette 1mm-350ul Optical Glass Cuvette High Transmittance Science Experiment High Temperature Resistant Acid And Alkal 1mm 350ul-G Description: Precision optical processing technology, the optical error of the transparent surface is less than or equal to 0.3%. The material...

Mercredi 25 septembre 2019

Quantité : 50000/mont - Prix : usd3-10

Exothermic Welding Products Exothermic welding, also called hot melt welding, fire-clay welding, thermite welding and explosion welding, is a high-heat principle that utilizes the redox reaction between metals, the operation of which is simple, easy to learn, safe and efficient, and...

Mercredi 25 septembre 2019

Pullulanase is produced from Bacillus licheniformis by deep fermentation. It can be widely used in, starch sugar, monosodium glutamate, , and other industries. Pullulanase enzyme is a thermally stable debranching enzyme (cotyl-1, 6-glucosidase) applied at pH. It can hydrolyze the pentyl-1...

Mercredi 25 septembre 2019

High temperature resistant α-amylases is a highly effective biological preparation refined by deep fermentation and purification of Bacillus Licheniformis. This alpha amylase powder has good heat resistance, widely used in starch sugar, ,, monosodium glutamate, organic acids and other...

Mercredi 25 septembre 2019

The extraction thimbles should be treated before doing the experiments of gravimetric monitoring for particulate matter, asphalt fume, and other matters. The fiber extraction thimbles contain a small number of flammable substances and Easy-to-dissolve ashing substances. The extraction...

Mercredi 25 septembre 2019

There are four factors that should be considered by the experimenters when selected the proper filter papers. The first factor is the hardness. The filter paper will become wet when it is used in the filtration. And so the experimenters should consider those papers which are tougher...

Mardi 24 septembre 2019

There are many factors to select a product, but on the way back, the only two words lingering in my mind are “parameters” and “Quality assurance”. All that's left is the word “Quality assurance”, which is getting bigger and bigger and more distinct and lingering – or, to put it more simply...

Lundi 23 septembre 2019

Why Need A Color Sorter During Granulation? In the production of plastic granules, the production of the granules of the former color is completed, usually without stopping the machine, and the next granule is produced immediately. This causes a situation in which granules of two...

Lundi 23 septembre 2019

When the experimenters use the bottle-top dispenser doing experiments, they assemble the pipette, the distribution pipe, and the reagent bottle firstly. And then before separating the liquid, they should remove the bubbles in the bottle-top dispenser in order to ensure the accuracy...

Dimanche 22 septembre 2019

The pvc pet flakes sorting machine system includes lighting system, image acquisition unit, processing unit, and execution unit, which is implemented based on machine vision technology. Besides, field experiment was performed. The result reveals that the system has a high accuracy...

Vendredi 20 septembre 2019

Syringe filter can be used in the analysis of high performance liquid chromatography and IC. It is an important step in sample pretreatment to filter sample solution. The syringe filter with high quality is produced by using the most advanced detection means and production technology...

Jeudi 19 septembre 2019

The extraction thimble is mainly applied in the lab experiment involved with Soxhlet Extraction to ensure complete extraction. There are three types of extraction thimbles available – cellulose extraction thimble, glass fiber extraction thimble, and quartz fiber extraction thimble...

Mercredi 18 septembre 2019

Selection of scavengers The conventional QuEChERS method only uses PSA which is too simple single that can no longer meet the complex matrix samples examination experiments. GCB (graphitized carbon black) can effectively adsorb pigments, non-polar interferences such as sterol due...

Jeudi 12 septembre 2019

Filtration is a process in a chemical experiment, separating solids from liquids or gases through a filter medium. Only the fluid or the gas is allowed to pass, not the solid. And the key words of filtration terms can help you understand how the filter works. Hydrophilic, called “water-loving”...

Jeudi 12 septembre 2019

Hawach Scientific is the production of filter paper professional manufacturers with advanced production technology and perfect testing equipment. Quantitative filter paper is suitable for a wide range of critical gravimetric analytical filtration procedures. In the manufacturing process...

Jeudi 05 septembre 2019

Exothermic welding, also called hot melt welding, fire-clay welding, thermite welding and explosion welding, is a high-heat principle that utilizes the redox reaction between metals, the operation of which is simple, easy to learn, safe and efficient, and it has significant results...

Mardi 03 septembre 2019

Hawch disposable syringe filter is a fast and reliable filtering tool commonly used in laboratories. With the beautiful appearance, light weight and high cleanliness, it is quite available in basically any kind of filtration experiments, including food analysis, bio-fuel analysis...

Jeudi 22 août 2019

It is greatly necessary to mention the Salmonella In Food for Import And Export-Membrane Filter Screening Method where the vacuum flask is introduced. For customers to learn about the device better, related information is as follows. - About the salmonella - Salmonella can be divided...

Jeudi 15 août 2019

In the detection of air pollution, taking samples with glass fiber extraction thimble is a common method. And here we will focus on one reason having an influence on weighing the extraction thimbles, which is the air humidity. As we all know, the environment when analyzing is limited...

Mercredi 14 août 2019

After years of development, the QuEChERS pretreatme nt method has been continuously improved and broadened by researchers as a simple and rapid residual pretreatment technology. The application target also has been extended from the highest moisture content of vegetables and fruits...

Mercredi 14 août 2019

Flash column chromatography is an alternative to long column chromatography developed in 1978. This method aims to separate the components from the mixture and thereby purify it. It is built from existing long column chromatography techniques and is time-consuming and often unsatisfactory...

Mardi 13 août 2019

In the labs, experimenters always take samples with fiberglass extraction thimbles. And weighing the extraction thimbles is quite important for the results of the experiments. Does the cooling time have obvious influences when weighing the extraction thimbles that are taken out of the ovens...

Mardi 13 août 2019

Filtration is a kind of physical changes which separate solid impurities from the liquid through porous filter media, only fluid can pass by the porous filter media. So the degree of retention determines the separation efficiency. Hawach provides various options to satisfy every laboratory...

Lundi 12 août 2019

Syringe filter is a kind of filter connected to the front of the syringe. When the experimenters deal with the chromatographic samples with syringe filter, they should pay attention to avoiding bringing impurities in the process of filtration. One reason for the appearance of such...

Samedi 10 août 2019

Quantité : Proofing b - Prix : 200-1500CNY

In order to make electronic communication technology have a higher speed development. High-quality high-speed transmission, many of today's communication equipment have begun to use high-frequency multi-layer PCB. The material of multi-layer high-frequency circuit boards has excellent...

Vendredi 09 août 2019

- Some Tips In QuEChERS D-SPE? - Why choose anhydrous magnesium sulfate as a water remover? In the d-SPE purification process, the moisture content plays a crucial role in the purification effect of PSA. The lower the moisture content, the better the purification effect of PSA. Experiments...

Vendredi 09 août 2019

What is the bottle-top dispenser? During a scientific experiment, a bottle-top dispenser can indicate its excellent precision and high-repetition of separating operation without wasting solvents. While handling with some corrosive liquids or solvents, it provides safety assurance...

Vendredi 09 août 2019

Filter Paper is a tool commonly found in chemical laboratories for separation of two-phase, and usually round in shape. To filter two phases so as to separate and purify matter, most of the filter paper is made of cotton fiber and is made in different ways for different purposes....

Lundi 05 août 2019

How important it is to conduct your own experiments with a handy pipette! However, even the most perfect instrument needs proper operation and maintenance. When using a pip ette, we should pay attention to the following points: 1. Do not turn the button out of the range; otherwise...

Samedi 03 août 2019

SPE cartridge can be divided into three classes on the markets: silica-based cartridges, polymer-based cartridges, and adsorption-based cartridges. And here we talk about the three types of silica-based cartridges. The first type is the C18 cartridges. This kind of cartridges bond...

Vendredi 02 août 2019

Usually, the sample contains something that is not of interest to the analyst. Salt, lipids, lipid-containing substances, humic acid, hydrophobic proteins, and other biological substances are some substances that may interact with the HPLC column in use. These substances have less...

Jeudi 01 août 2019

Hawach bottle-top dispensers help to simplify the routine liquid transfer operation and are widely used in all kinds of liquid reagents – buffer solution, medium, vitamin solution, acid, alkali, salt solution or a variety of polar solution. Bottle-top dispensers can meet the needs...

Mercredi 31 juillet 2019

Sample vials play an important role in the experiments. We'd better not reuse them. If it has to be reused, the cleaning method is very important. It is noteworthy that vial pads must be replaced with new ones. Otherwise, the quantitative results will be affected. And here we will...

Mardi 30 juillet 2019

Quantitative filter paper or qualitative filter paper, it is a question. While at the very beginning, we can distinguish from the literal meaning between quantitative and qualitative. Quantitative refers to fixed quantity, more about physical properties. Qualitative refers to fixed quality...

Lundi 15 juillet 2019

The sample vials were cleaned according to different contamination levels. Generally, the cleaning method is selected according to the degree of pollution. If the cost is adequate, it is best to use a new one every time. Solution method of cleaning sample vials: 1. Rinse with running...

Lundi 15 juillet 2019

Laboratory data show that the optimum flow rate of silica gel flash columns is decided by the length and width of columns and the property of gel. To be more specific, longer and narrower columns will provide more theoretical plates which are able to affect the flow rate. When referring...

Vendredi 12 juillet 2019

Note on the filter paper box that when using the quantitative and qualitative analysis filter paper to filter the precipitate: 1. Generally uses natural filtration, using the filter paper body and the ability to retain solid particles to separate the liquid and solid; 2. Because the...

Jeudi 11 juillet 2019

1. Aspiration and drainage Vertical aspiration; the tip of the tip is immersed in the liquid surface below 3mm. The tip of the tip is pre-flushed in the liquid before the aspiration; slow suction and slow release; if the amount is small when the liquid is discharged, the tip of the...

Jeudi 11 juillet 2019

First, the purpose of the request The colorectal flora in water was determined by the membrane method. Second, the basic principles The filter membrane method uses a filter to filter the water sample, and the bacteria are trapped on the filter membrane, and then the filter membrane...

Mardi 09 juillet 2019

First, the purpose of the request The colorectal flora in water was determined by the membrane method. Second, the basic principles The filter membrane method uses a filter to filter the water sample, and the bacteria are trapped on the filter membrane, and then the filter membrane...

Lundi 08 juillet 2019

Nowadays customers are now more concerned with the quality of the filter, especially the extractable level of the filter media. A low backgrounding and super clean filter media with no or extremely low HPLC extractables can keep the experiment without unwanted column peak. In Hawach Scientific...

Lundi 08 juillet 2019

HPLC is the separation of sample components between the column packing and the mobile phase for mass exchange. Therefore, the mobile phase is required to have the following characteristics: a. the flow relative to the sample has a certain solubility, to ensure that the sample components...

Lundi 08 juillet 2019

People should face are a lot of problems when using SPE cartridges. As a consequence, we will talk about why the cartridge has a low recovery rate in the experiments. The first reason for the low recovery rate is that the target object does not remain sufficiently on the fillers....

Dimanche 07 juillet 2019

Performance characteristics of low temperature chamber： 1. In the refrigeration system, the condensation adopts air cooling mode, which has a wide temperature control range, which can meet the user's various needs. 2. With a unique balanced temperature control method, with stable...

Vendredi 05 juillet 2019

The product mainly includes two parts: extraction boxes and purification boxes. Extraction boxes include salt bags and 50 ml centrifugal tubes. Due to the high transportation cost of 50 ml centrifugal tubes and the general unacceptability of customer laboratories, more customers will...

Vendredi 05 juillet 2019

The equipment and equipment in the laboratory are as comprehensive as the natural world. They say that the sparrows are small and complete, but in the laboratory, the same small but indispensable instrument has a micropipette</ strong> for biochemistry. An essential tool for...

Jeudi 04 juillet 2019

The silicon hydroxyl group with strongly polar on the surface of glass sample vials will adsorb the samples. Based on such reasons, people produce hydrophobic glass surface through silylating the sample vials in order to eliminate the adsorption of the sample vials, which is widely...

Mercredi 03 juillet 2019

Chromatographic analysis technology has been widely used nowadays. It is quite important to clean the chromatographic sample vials carefully. When the number of samples is enormous, a large number of chromatographic sample vials need to be cleaned during the experiments. If the sample...

Lundi 01 juillet 2019

The aim of flash column chromatography is to separate components from the mixture and purify it. Briefly, flash column chromatography allows samples to be separated through columns filled with gels. Flash column chromatography has been widely used in organic chemistry since its inception...

Lundi 01 juillet 2019

Usually, there are two essential properties that end users are the most—extractability of the impurities and advantages of microporous polymer membranes. Extractability of The Impurities Scientific laboratories mostly apply the membrane product to filter samples, mobile phase, and...

Lundi 24 juin 2019

When selecting the customer, it is recommended to first confirm the vacuum and pumping speed required for the experiment, or you can choose according to the application. The main uses of Standard Diaphragm Vacuum Pumps include the following: 1. Vacuum drying oven: It is suitable...

Mercredi 12 juin 2019

When filter paper is used in experiments, it is mostly used together with filter funnel and Brinell funnel. The filter papers should be folded into a suitable shape before using. But it should be noted that do not over fold, because this will lead to the breakage of filter paper....

Vendredi 07 juin 2019

If you want to dispense an aliquot of liquid from bottles, the bottle-top dispensers always provide the best results for your lab in the way of productively dispensing and no reagent wasting. Depending on what you need, the important factors of choosing the bottle-top dispenser include...

Mercredi 05 juin 2019

Some customers will react to their own PCR experiments. During the experiment, a large amount of long-term pipetting work has caused a great burden on their hands and caused certain damage! In fact, this situation is not uncommon, but everyone has not noticed it. As early as the end...

Mercredi 05 juin 2019

Some customers will react to their own PCR experiments. During the experiment, a large amount of long-term pipetting work has caused a great burden on their hands and caused certain damage! In fact, this situation is not uncommon, but everyone has not noticed it. As early as the end...

Mercredi 05 juin 2019

Hawach summarized the advantages of QuEChERS in eight aspects. 1. Recovery Rate QuEChERS technology has the advantage of high recovery rate. Experimental data show that the recovery rate of large quantities of polar and volatile pesticides by QuEChERS is above 85%. 2. Accuracy Laboratory...

Mardi 02 avril 2019

- Industrial High Temperature Heat Pump Overview - Industry 90℃ high temperature heat pump water heater this is newest technology in the air source heat pump line, by R410A + R134a refrigerant combine inside, using Mitsubishi R410A DC inverter compressor as the first stage and R134a...

Dimanche 18 novembre 2018

Quantité : TRÈS GRAND - Prix : TRÈS COMPÉTITIF

Introduction Ouvert à l'innovation et à la compétitivité, sensible à la modernisation, soucieux du développement économique de la région de Souss Massa; La société HL Primeurs favorise un enrichissement à la culture qualité. Notre société veut atteindre ses objectifs avec une efficience...

Mardi 28 août 2018

Quantité : at least 4 - Prix : USD 10-470

The JMZ-T series anti vibration mount is the new designed model, which is designed especially for the military use. Comparing with the wire rope isolators, this model is small and tinny, which has no worrying about the space limits. The max static load of the JMZ-T Series anti vibration...

Samedi 04 août 2018

Quantité : 100 - Prix : USD2000-5000

- Performance characteristics of low temperature test chamber： - 1. In the refrigeration system, the condensation adopts air cooling mode, which has a wide temperature control range, which can meet the user's various needs. 2. With a unique balanced temperature control method, with...

Samedi 04 août 2018

Quantité : 100 - Prix : USD2000-5000

- Heating Circulator UC series with function from high temperature to cooling process, from 300℃~50℃. - Equipped with heating cooling container, with large heat transfer area, fast heat-up and cool-down, small heat transfer oil demand. - the heating cooling circulator Can heat-up...

Mercredi 20 juin 2018

Quantité : 1piece - Prix : USD2100

1.Description of hydraulic piston dead weight tester pressure calibrator: YS series Piston DWT is a high accuracy high reproducibility and high reliability of the standard pressure measuring instruments based onPascal's law and the principle of hydrostatic equilibrium produced. Mainly...

Mercredi 09 mai 2018

Huaxiao Capacity about 304/304L cold rolled stainless steel coil, 304/340L CRC Thickness: 0.2mm - 8.0mm Width: 600mm - 2000mm, the narrowed products pls check in strip products Max coil weight: 25MT Coil ID: 508mm,610mm Finish: 2B, 2D Advantage 304 Same grade from different country...

Mercredi 06 décembre 2017

Rubber elasticity tester, Rubber strikes the resilience elasticity tester for testing vulcanized rubber, experiments, moving iron bars, iron bars so that the end position in the scale of 100, and then the iron bar to fall freely read the fourth, five or six times during the height...

Mardi 21 novembre 2017

Quantité : 100 - Prix : $4720

iSuiRrui Desktop Automatic Budget SMT6000V Product introduction SMT6000V is dedicated to research and develop electronic products, it is a small desktop type machine which suits for small and medium-sized enterprise assembly line is developed by our company. This machine has superior function 1...

Samedi 04 novembre 2017

Technical Parameters： It's great significant for AFC-133 filter test bench to optimize and develop filter materials, ensure quality assurance of the production process. Dust capacity and filtration efficiency are the most interesting properties of filter material properties, depending...

Mardi 17 octobre 2017

Introduction UL94 horizontal and vertical combustion tester is designed to simulate the early firing situation of electronic and electrical products in order to evaluate the firing hazard through this simulation technology,. when the products are on fire the tester needs to ensure...

Mardi 10 octobre 2017

Fabric strength machine Application Fabric strength machine, universal strength machine and Material strength machine mainly used in a variety of materials with its constant speed stretching; tearing, stripping, fixed load, fixed elongation, elastic recovery rate, the top break and...

Mardi 10 octobre 2017

Brief Introduction: Rubber elasticity tester, Rubber strikes the resilience elasticity tester for testing vulcanized rubber, experiments, moving iron bars, iron bars so that the end position in the scale of 100, and then the iron bar to fall freely read the fourth, five or six times...

Samedi 23 septembre 2017

Fabric strength machine Application Fabric strength machine, universal strength machine and Material strength machine mainly used in a variety of materials with its constant speed stretching; tearing, stripping, fixed load, fixed elongation, elastic recovery rate, the top break and...

Samedi 23 septembre 2017

Brief Introduction: Rubber elasticity tester, Rubber strikes the resilience elasticity tester for testing vulcanized rubber, experiments, moving iron bars, iron bars so that the end position in the scale of 100, and then the iron bar to fall freely read the fourth, five or six times...

Mardi 05 septembre 2017

Stone hammer blow testing instrument mainly simulates the actual driving condition of the vehicle, and the individual parts of the vehicle body are often impacted by heavy objects such as sliding material and pavement gravels. Thus, the products are damaged. The product damage degree...

Vendredi 01 septembre 2017

Introduction Launder-ometer /washing color fastnesss tester can be used for washing, dry cleaning color fastness test. Double cylinder separation, respectively, with an independent operation control panel, can be carried out two different temperature experiments at the same time....

Mercredi 02 août 2017

Quantité : 1000000㎡/y - Prix : USD4.0-40/㎡

stainless steel wire mesh production standard GB/T5330,Q/9Dn1-2015,HB1862-1993,ISO9044 -1999 the way of weaving square hole or minigroove texture 304,304L,316,316L,310,310s,brass,nickel etc. aperture size 6.00-0.020mm application chemistry: acid base salution filtration,chemical...

Mardi 01 août 2017

http://www.channeleco.com/en/ http://www.channeleco.com/en/Item/Show.asp?m=1&d=1195 Product description: A reasonable assessment of water balance and evapotranspiration is an important part of hydrological cycle; a lysimeter is a useful tool to evaluate the use of water in the soil...

Mardi 01 août 2017

http://www.channeleco.com/en/Item/Show.asp?m=1&d=1220 Product description：QT-CO2 meter is used to measure carbon dioxide by non-dispersive infrared induction principle, in the meantime it can measure temperature, humidity, dew point and wet bulb temperature. The meter is equipped...

Mardi 01 août 2017

Product description: QT-PH06S/30S is a durable soil pH meter, it can be inserted into soil and measure soil pH rapidly. No batteries and no special maintenance needed for the meter. QT-PH06S/30S agricultural soil pH meter Specifications Measurement range pH: 3~8; soil moisture: 10~80%...

Mercredi 21 juin 2017

Quantité : 1SET - Prix : 200.00USD

Tête d'évacuation des champignons Flasque ventilée en forme de fougère pour usage marin 1.Utilisation de la portée et du but Il peut être fixé sur les appareils ventilés naturels et mécaniques sur les ponts hypaéthratiques de toutes sortes de navires pour la ventilation. 2. Normes...

Samedi 15 avril 2017

Quantité : 1 MT

Name: Niobium oxide, Niobium Pentoxide CAS: 1313-96-8 Molecular formula: Nb2O5 Specification: Nb2O5 99.99% (Excluding Ta, F and L.O.I) Packing: 25 kg double plastic bag, topical plastic bucket. Can also provided small package: 100g, 500g, 1kg, 5kg and other small packages, the price...

Vendredi 03 mars 2017

Quantité : 1000 units

Mini centrifuge 500rpm- 12, 000rpm, more rotors available to be changed, large capacity (Mini-L) Quick Detail: Model Mini- L Speed 500～12000rpm±5% Max. RCF 9660 g Increase speed 500rpm Rotor style Mini-L-A-1: Composite rotor 24×1.5/2.2 & 4×8×PCR0.2 Mini-L-A-2...

Jeudi 22 décembre 2016

Quantité : 1 SET - Prix : 508 USD

Detailed Product Description features: 1.both interior and exterior made of non-eroting stainless for easy cleaning. 2.the space between the shelves in chamber is adjustable. 3.auto -check of fan speed to prevent damage to the samples 4.self-check function easy to identify problem, 5...

Mardi 15 novembre 2016

Quantité : 1SET - Prix : USD2000

Main feature: aging：this machine is to promote the deterioration of vulcanite, and then to calculate the change rate of tensile and elongation. But also the role of ultraviolet radiation to simulate sun and heat, the specimen in the machine in the desks by ultraviolet radiation...

Lundi 29 août 2016

Prix : 10,00 €

Qingdao Sanyi Plastic Machinery Co.,Ltd is one of the leading China pvc construction board machine manufacturers and suppliers, our professional factory is able to produce best and newest CE certificate pvc construction board making machine, pvc construction board extrusion line,...

Lundi 29 août 2016

Prix : 10,00 €

Qingdao Sanyi Plastic Machinery Co.,Ltd is one of the leading China pvc celuka board machine manufacturers and suppliers,Website: http://www.pvcfoamboardmachine.com, our professional factory is able to produce best and newest CE certificate pvc celuka board making machine, pvc celuka...

Lundi 29 août 2016

Prix : 10,00 €

Qingdao Sanyi Plastic Machinery Co.,Ltd is one of the leading China wpc construction board machine manufacturers and suppliers,Website: http://www.pvcfoamboardmachine.com, our professional factory is able to produce best and newest CE certificate wpc construction board making machine...

Dimanche 28 août 2016

Prix : 10,00 €

Mould name: Pipe Fitting Mould Shaping Mode: Injection MouldPipe Fitting Mold, pipe fitting moulds, pipe fitting moulding, Elbow Mould, Elbow MoldPipe fitting mold design should consider the following three points: 1, shrinkage and deformation, easy to shrink plastics (such as PE)...

Mercredi 20 juillet 2016

Industrial refrigeration unit Cold water machine series Shanghai Toffon Machinery Equipment Co., Ltd. Product Name: Industry cooling water cycle machine Type: TF-LS-6HP Cooling capacity: 18.9Kw/h 16254Kca/h Outlet pressure: 0-2 Kgf/cm Water flow: 0-60 l/min Power: 6410W Tank volume...

Mercredi 20 juillet 2016

Energy saving industrial cold water machine Cold water machine series Shanghai Toffon Machinery Equipment Co., Ltd. Product Name: Industry cooling water cycle machine Type: TF-LS-8HP Cooling capacity: 24.9Kw/h 21414Kca/h Outlet pressure: 0-2 Kgf/cm Water flow: 0-60 l/min Power...

Mercredi 20 juillet 2016

Air-cooled Industrial Chiller Cold water machine series Shanghai Toffon Machinery Equipment Co., Ltd. Product Name: Industry cooling water cycle machine Type: TF-LS-10HP Cooling capacity: 32.5Kw/h 27950Kca/h Outlet pressure: 0-2 Kgf/cm Water flow: 0-60 l/min Power: 9900W Tank volume...

Mercredi 20 juillet 2016

Water cooled industrial cold water machine Cold water machine series Shanghai Toffon Machinery Equipment Co., Ltd. Product Name: Industry cooling water cycle machine Type: TF-LS-12HP Cooling capacity: 37.2Kw/h 31992Kca/h Outlet pressure: 0-2 Kgf/cm Water flow: 0-60 l/min Power...

Mercredi 20 juillet 2016

Aircooled industrial cold water machine Cold water machine series Shanghai Toffon Machinery Equipment Co., Ltd. Product Name: Industry cooling water cycle machine Type: TF-LS-15HP Cooling capacity: 48.6Kw/h 41796Kca/h Outlet pressure: 0-2 Kgf/cm Water flow: 0-60 l/min Power...