Pro / B2B - Services export

Thursday 13 June 2019

NH2 HPLC columns can be used in the positive phase or in the negative phase, but it should be noted that the positive phase solvent and the negative phase solvent are usually not mutually soluble. New NH2 HPLC columns are preserved in the positive phase environment under normal circumstances...

Thursday 13 June 2019

Introduction of Hawach scientific filtration manifold Multifilter is designed and manufactured for the simultaneous filtration of multiple samples. At present, when the laboratory carries on the filtration to the solution, generally USES the glass material sand core filtration device...

Thursday 13 June 2019

Package 1 QuEChERS extracting pesticide residues from plants Extraction box: 50 ml centrifuge tube + AOAC/EN salt pack 2 kinds of buffer salts: General buffer salt for phase-separation and pH-adjustment; Anhydrous magnesium sulfate completely separates water in the matrix from the...

Thursday 13 June 2019

A. Cellulose Extraction Thimbles 1. 60% high purity grade polar fiber+40% refined cotton fiber no any binding agents which make it has stronger mechanical strength and stronger retention 2. 6 wall thickness optional to meet different retention and wet strength, dry strength increasing...

Thursday 13 June 2019

The bottle-top dispensers are a useful tool to dispense reagents, media, chemicals, and solutions from bottles, containers, and into other vessels. With components of filling tube, piston or pump, discharge valve, and discharge tube, the bottle-top dispenser is a popular chemical...

Thursday 13 June 2019

Hawach Scientific work for filter paper for more than 16 years, we are happy to see our products exported to the United States, UK, Germany, Dubai, Thailand, South Korea, and other countries. We are not satisfied with our present achievement, this year our R&D department have good news...

Thursday 13 June 2019

It's important to know the way to choose the right syringe filter for filtration. And the membrane materials used for manufacturing syringe filters often determine your choices. Let's learn the different types of membrane materials for filtering in the lab. As the most popular membrane...

Thursday 13 June 2019

In order to evaluate water quality, laboratory workers need to analyze the chemical constituents of water. At the same time, they have to consider the interactions between each constituent and the factor of photolysis when choosing the sample vial. It is better to shorten the sample's...

Wednesday 12 June 2019

Hawach introduces pipettes from the pipetting speed of the pipette and precautions during storage. First, the rate of liquid absorption. It is often seen in the laboratory that in order to “improve efficiency”, the user quickly releases the thumb during aspiration, which causes the...

Wednesday 12 June 2019

A few days ago, I wrote a summary of the filter membrane. Many customers said that no product had no truth. So what I wrote today is a product that needs to be used in combination with microporous filter membrane – the solvent filter device. Technical parameters The solvent filter...

Wednesday 12 June 2019

Hawach will introduce cellulose extraction thimble from six technical parameters: material, temperature and forming time, DOP retention, size selection, porosity, and fitting accuracy. ●Material The consistency of component content of extraction thimbles made of different materials...

Wednesday 12 June 2019

Hawach will introduce cellulose extraction thimble from six technical parameters: material, temperature and forming time, DOP retention, size selection, porosity, and fitting accuracy. ●Material The consistency of component content of extraction thimbles made of different materials...

Wednesday 12 June 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....

Tuesday 11 June 2019

We have a team of 20 persons. We are young, energetic and experienced. Most of us have more than 3 years of experience in export and import company, 5 persons even have more than 6 years experience. We have fluent English, as you know, Smooth communication is the foundation that helps...

Tuesday 11 June 2019

1st let us sourcing products china know how many . We will show you. 2nd We will do the design for your make design store according to your idea. Supply Different style of shelves for you choose. 3rd Product sourcing and hot products recommend. 4th Shipping the goods to your different shops...

Tuesday 11 June 2019

- how to get to yiwu china - China is located in the east of Asia near the Pacific West Coast. It's famous as the world's factory commodity center, best china sourcing. There are some famous cities in China which have international airports, Guangzhou/Shenzhen/Shanghai/Beijing/Hang zhou...

Tuesday 11 June 2019

Top Ease covers 5000+ direct factories, 50,000+ items for all of China. We are your one-stop purchase agent for china products in China. Only need to give us your requirement, and we will purchase and deliver. We are a group of experienced merchandisers and international trading professionals...

Tuesday 11 June 2019

Generally speaking, many importers buy products from Chinese fairs, Alibaba, or market in Guangzhou, but you can only attend the fairs in specific times, and there are so many suppliers on Alibaba, some do not have enough experience for the business. Also, the market in Guangzhou...

Tuesday 11 June 2019

Quantité : 100 - Prix : 480€

Fabricant international de Portes Blindées, spécialisé dans la haute sécurité; nous réalisons tout type de porte selon les standards européens et non-européens, selon vos besoins. Notre gamme est composé des produits innovants de qualités, et ce à des prix plus que compétitif ! www...

Tuesday 11 June 2019

Quantité : HIGH - Prix : 12,00 €

Taizhou Huaxing Sanitary Ware Co., Ltd. Specializes in sanitary ware and fitting of “Huaxing” brand, it owned the abundant power of technology and manufacture, and integrated with R&D, manufacture,marking and after service. In order to agree with the rapid development of sanitary...

Tuesday 11 June 2019

Cellulos e acetate (CA) syringe filters Features: Cellulose acetate (CA) syringe filter has good hydrophilicity, low protein adsorption, and no nitrate. Applications: (1) groundwater filtration; (2) biological and clinical liquid filtration. Mixed cellulose (MCE) syringe filters Features...

Tuesday 11 June 2019

Overview To determine the physical and chemical parameters of natural water, laboratory workers always use polyethylene and borosilicate glass sample vials for common sampling. Furthermore, it is better to use chemically inert material. The frequently-used sample vialshave multiple...

Tuesday 11 June 2019

Developed in the 1970s, flash column chromatography is the method of isolating and purifying a component from a mixture by passing the sample through the flash column filled with a gel. The inventors of flash column chromatography were using medium pressure chromatography and short...

Tuesday 11 June 2019

Hawach Scientific Nylon membrane has natural hydrophilic, wide chemical compatibility, without surfactant. Nylon folding filter elements in the production process strictly control the production environment to ensure the quality and cleaning of the filter elements. The overall sealing...

Tuesday 11 June 2019

Overview of The Technology Under the help of various permeable filter membranes, membrane technology provides engineering strategies to transport selected substances between two different portions. To speak in a general way, filter membranes technology is utilized in processing separating...

Tuesday 11 June 2019

The installation of the HPLC column should be carried out in the following three steps: a. Unpack the HPLC column and confirm the type, size, date of manufacture, and solvent stored in the column. b. Unscrew the sealing plug from the joints at both ends of the column and put it back...

Tuesday 11 June 2019

Solid phase extraction (SPE) is a separation process by which compound that is dissolved or suspended in a liquid mixture, thereby being separated from other compounds in the mixture according to their physical and chemical properties. There are 4 general functions as below: 1.Matrix...

Monday 10 June 2019

Clean room sandwich panels are main products in clean room engineering, which are flame retardant, soundproof and environmentally friendly. The Clean room panel is made up of two layers of metal panels and a functional material from the middle. It has the characteristics of easy installation...

Monday 10 June 2019

Overview Our company(clean room metal doors factory)'s clean room metal doors series includes folding door and sliding doors, it's usually with aluminum door frames and PCGI door panels. Advantages of aluminum alloy door frame: Aluminum alloy profile has the characteristics of high strength...

Monday 10 June 2019

Overview Cleanroom hpl door is made of HPL material, which is made up of aluminum door frame or steel door frame. The door plate is made up of double-layer HPL plate and sandwich material. It has a good appearance and together with the featyres of HPL boards, corrosion resistance...