RESIDUES - 1055 Annonces

Monday 01 July 2019

After selecting the type of SPE cartridges, we have to determine the specifications of the SPE cartridge. The principle of selecting the SPE cartridge specification is to first ensure that the SPE cartridge packing has sufficient capacity to retain the target compound 100% on the column...

Monday 24 June 2019

QuEChERS is widely used in many areas, in the case that the targeting recovery rate satisfies the need, and also the matrix background of removing impurities meets detection, it can be applied to purify stuff such as residues of food and veterinary, additives, plasticizers. However...

Thursday 20 June 2019

Extraction is often susceptible to matrix interference. One analytical method is fine in this matrix but can become problematic in another matrix. If we encounter such a situation, how can we improve the QuEChERS method to overcome it? For pesticide residues, most of the food samples...

Wednesday 19 June 2019

Take the example of pear test to check whether a pear is up to the standard. Prepare the environment The first step: Suitable Acetonitrile salting-out extraction environment was prepared. Make the pears into a puree, take 10g to QuEChERS centrifuge tube of 50ml. Add extract solution...

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...

Friday 07 June 2019

QuEChERS method was originally applied to extract pesticides from fruits and vegetables. Whether under AOAC or EN stipulations, according to our products' Application and Test Report, we can see that the combination of salting out and d-SPE-purification in the initial liquid-liquid...

Friday 07 June 2019

Syringe filters are one of the types of filters. The structure design of the syringe filter is precise and the liquid is filtered smoothly. Internal space design is reasonable, so the residue rate is very low. In addition, the syringe filter has the following characteristics. Characteristics...

Wednesday 05 June 2019

Raw Materials Japan AGC Glass with 0.33mm thickness Japan explosion-proof AB glue South Korean imported Coating Processing Methods Imported high quality glass raw materials Etched glass shape and hole Tempered glass processing Vacuum plasma coating to anti-fingerprint on glass surface...

Wednesday 05 June 2019

Extraction thimble sizes should be decided as per users' specific applications. Every single size represents the particular practice of displaying the internal diameter and general length of the thimble in millimeters. Thus the extra allowance for the thickness of the thimble wall...

Tuesday 04 June 2019

What should we consider when it comes to purchasing syringe filters of high cleanliness? When we talk about syringe filter cleanliness, we should consider particle contamination from filter, filter hardware, filter installation and the using process as each source may increase the...

Monday 03 June 2019

Electric Cleaning Agent is mainly used for eradicating dirt, dust, and contaminations on the power equipment surface especially clean those which surface was heavily polluted. After cleaning it can significantly enhance the adhesion between the RTV coatings and the surface of insulator...

Wednesday 06 March 2019

Electric flat die wood pellet mill is suitable for medium, small sized wood pellet plants or family for commercial heating or warming. The raw materials can be sawdust, agricultural residues or energy crops. Electric Flat Die Wood Pellet Mill Features ▷The machine can suppress biomass...

Monday 21 January 2019

Athletic Tape 1.Waterproof·Elasticity 170%, good tensile strength·Strong and reliable sticky with high adhesion.Elastic cotton substrate.Latex free. 2.Soft, comfortable and skin breathable with cotton material.Hypoallergenic adhesive, leaves no residue on body parts. Localisation ...

Friday 21 December 2018

Quantité : 150 pcs/mo - Prix : 1000 USD/pcs

Les vannes à guillotine en céramique de FREE-VALVE sont connues sous le nom de vannes à guillotine. Ils ont une structure simple et peuvent couper le milieu qui contient des particules solides et des fibres, mais pour certaines particules très dures ou des supports érosifs sérieux...

Tuesday 23 October 2018

Quantité : + 1.000.00

Bonjour, Je suis un jeune producteur de la menthe marocaine à la region de Oulad Said ( SETTAT), je travaille sous les normes, je peux vous fournir des certificats des analyses que je fais très souvent pour un contôle bien précis ( Sol, foliére, eau d'irrigation, residus de pesticide)...

Friday 24 August 2018

This solid liquid separator equipment mainly used in animal manure management, such as cow dung, chicken manure etc. It separates the solid from the liquid. After separation, the organic solids can be further processed into organic/bio organic fertilizer or commercial compost for sale...

Monday 28 May 2018

Quantité : 1700 Tonne - Prix : €240/Tonne métrique

HUILE DE CUISSON USAGÉE ARTICLE STANDARD Acides gras libres 3% Max M.I.U (humidité et impuretés) 0,1% max Valeur de saponification: 18185-1955-195 Valeur de l'iode: 120 Titre C (point de fusion) 13.75 'C Gravité spécifique @ 25'C 0.915 Densité (kg / m3) 920 Flashpoint par P.-M. (Degré...)

Wednesday 09 May 2018

- Biomass pellet semi-gasification burner - Biomass fuel burns under semi-gasification in low temp, solving the problem of residue solidification from straw fuels. Complete combustion, less fuel consumption. Tangent rotary design for better mixture of smoke and oxygen. High strength...

Tuesday 17 April 2018

Quantité : 500pcs - Prix : $38/pcs

Model No.: AA-004 （Ozonator LED） Voltage: AC110~240V/50Hz Power Consumption: 15W Ozone Output: 400mg/h Ozone Working Time: 5-30min per time Operation Mode: 6 modes (water purification, fruit & vegetable sterilization, daily necessities disinfection, fish & meat disinfection...)

Saturday 24 March 2018

We offer silver liquid metallic mercury 99,999% for industrial and mining purposes. We quote competitive market prices, high quality of mercury and fast delivery. Prices depend on the order quantity. Product specifications: CAS: 7439-97-6 Origin: Russian Federation Purity, %, min: 99...

Friday 23 March 2018

Product Description Our compound amino acid powder contain organic nitrogen and in-organic nitrogen, which not only can be used as raw materials for foliar fertilizer but also can be apply on the crops as water flush fertilizer, ground fertilizer and basic fertilizer. Product Specification...

Thursday 08 February 2018

Atlas copco oil cartridge filter 1625775400 for air compressor The material of Lubrication oil filter element is made of superfine glass fiber of HV Company in America or wood pulp filter paper of Ahlstrom Company in Korea. Impurities such as suspended particles and oil residue in...

Sunday 04 February 2018

Prix : $20-100

Product Description PRODUCT NAME Organic Stevia Extract A Physical Property 1 Color and Appearance Off white fine powder 2 Flavour/odour Characteristic flavour and no odd smell 3 Mesh size 100% through 80 mesh B General Analysis 1 Item of analysis Stevioside 95%...

Sunday 04 February 2018

Quantité : 1 kg - Prix : $30-50

Product Description Ginger, also known as Zingiber officinale, is inaccurately referred to as ginger root , for its health benefits and spicy flavor since the beginning of time. The Chinese and Indians have used ginger tonics to treat ailments for over 4,700 years, and it was a...

Sunday 04 February 2018

Quantité : 1 kg - Prix : $30-125

Description Chinese ginseng has a history of herbal use going back over 5,000 years. It is one of the most highly regarded of herbal medicines in the Orient, where it has gained an almost magical reputation for being able to promote health, general body vigour and also to prolong life...

Friday 02 February 2018

For acquiring better smell and taste, oil spraying machine can be used to spraying oil to the surface of fish feed pellets coming out of the dryer. Azeus oil spraying machine, refitted from a horizontal ribbon mixer, can spray atomized oil with high speed on the up and down surface of pellets...

Friday 02 February 2018

Single Shaft Fish Feed Mixer Feature 1. High homogeneity: this kind of single shaft design reinforces convection, shearing, and mixing effects. 2. Moderate mixing and high uniformity, no segregation. 3. Human friendly: simple and reasonable structure, convenient maintenance, reliable...

Tuesday 09 January 2018

Quantité : 1 kg - Prix : $30-125

Chinese ginseng has a history of herbal use going back over 5,000 years. It is one of the most highly regarded of herbal medicines in the Orient, where it has gained an almost magical reputation for being able to promote health, general body vigour and also to prolong life. The genus...

Tuesday 09 January 2018

When it comes to ancient plants, nothing on our planet is older than the ginkgo biloba tree. For more than 300 million years, Ginkgo biloba has managed to survive, if not thrive, and remains only mildly endangered. Biloba is one of the most desired herbal supplements on the market...

Tuesday 10 October 2017

Application: Thermal Radiation Droplet Tester, to determine the resistance to the thermal radiation through up a radiant heat source placed on the top of the sample to generate gas combustion, droplet, fiber combustion, etc. thus the fire safety of automotive interior materials is determined...