ESTERS - 283 Anuncios

Miércoles 31 julio 2019

Solid phase extraction (SPE), developed in the 1970s, can replace the traditional liquid-liquid extraction in many fields and has been applied more and more widely in the laboratory. The common solvent of SPE Hexane, isooctane, tetrahalide carbon, trihalomethane, dihalomethane, tetrahydrofuran...

Jueves 11 julio 2019

The polyethersulfone (PES) syringe filter with the feature of low protein binding and has excellent flow rates is mainly used for sterilizing or clarify viscous proteinaceous solutions especially in the life-science applications biological and pharmaceutical labs, this is because...

Miércoles 03 julio 2019

Cellulose acetate membrane filters are a kind of Millipore filtration and play an important role in membrane separation technology. Mainly used for filtration of the aqueous solution. Features and functions Cellulose acetate membrane filters with uniform pore size distribution, fast...

Viernes 21 junio 2019

The material of the nylon membrane filter is aliphatic nylon. It has good hydrophilicity, the appropriate concentration of acid and alkali resistant, and applies not only acid and alkaline aqueous solution, but also suitable for organic solvent, such as s, hydrocarbon, ethers, esters...

Miércoles 19 junio 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...

Jueves 13 junio 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...

Jueves 13 junio 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...

Jueves 06 junio 2019

The main function of the microporous filtration membrane and syringe filter is to trap and filtering of the particles, bacteria and other impurities from the gas phase or liquid phase for separation, purification and purification purposes. The following factors should be considered...

Jueves 06 junio 2019

The main function of the microporous filtration membrane and syringe filter is to trap and filtering of the particles, bacteria and other impurities from the gas phase or liquid phase for separation, purification and purification purposes. The following factors should be considered...

Sábado 18 mayo 2019

As it is different from normal mixed cellulose esters membrane, Sterile Mixed Cellulose Ester (MCE) membrane filter is gridded filters with defined grid lines spaced at 3.1mm intervals. Sterile MCE grid membrane filters offer special color contrast provided by the membrane surface...

Viernes 14 diciembre 2018

- PE Aluminum Composite Panel - PE aluminum composite panel is generally used for interior wall decoration. Polyester paint (PE): >0.016mm measured with a film thickness meter and wiped with butanone 100 times without exposure.The PE coating formed on the surface of the composite...

Miércoles 21 marzo 2018

Product Name: 2,4-D Content&formulation: 98%TC;720g/l SL, 860g/l SL CAS No.: 94-75-7 Molecular Formula: C8H6Cl2O3 Specification for 2, 4-D 98% TC ITEMS STANDARDS Appearance White loose powder, free from visible extraneous matter Content of a.i. ≥98 % Loss on drying ≤1...

Sábado 14 octubre 2017

Cantidad : MOQ 10 TON

- Quick Details - - CAS No.: 93-58-3 - Other Names: Benzoic acid methyl ester - MF: C8H8O2 - EINECS No.: 202-259-7 - FEMA No.: 2683 - Place of Origin: Shanxi, China (Mainland) - Type: Natural Flavour & Fragrances - Natural Variety: Plant Extract - Usage: Food Flavor,...

Sábado 12 agosto 2017

BASF Laroflex MP-60, MP-45, MP-35, MP-25, MP-15 counter types Product Name: Copolymer of vinyl chloride and vinyl isobutyl ether Specifications: Item MP-15 MP-25 MP-35 MP-45 MP-60 1. Apperance White powder 2. Viscosity, mpa.s 15±5 25±5 35±5 45±5 60±5 3. Chlorine content, % 44...

Martes 14 febrero 2017

Cantidad : EEP Cas No - Precio : as negotiated

EEP( Ethyl 3-Ethoxypropioate) EEP has been widely used in coating, it is high performance ,low volatility ether ester solvent, has wonderful solubility for most of resin of coating.EEP contains ether ester active group and propionyl group, linear structure , propionyl group, these...

Martes 14 febrero 2017

Cantidad : Ethyl 3-et - Precio : as negotiated

Ethyl 3-ethoxypropionate; Propinicacid ,3- ethoxy, ethyl ester(6CI,7CI.8CI); 3-Ethoxypropionic acid ethyl ester ,Ektapro EEP, Description: EEP (Ethyl 3-Ethoxypropionate )has been widely used in coating ,it is high performance , low valatility ether ester solvent, has wonderful...

Miércoles 08 febrero 2017

Cantidad : 1 - Precio : 55,00 €

No. Resultados del artículo 1 Nombre del producto Lutein ester 2 Nombre en chino 叶黄素 酯 3 Fuente de plantas Marigold flor 4 Ingrediente Funcional Ester de luteína 5 Método de prueba UV 6 Especificación 20% 7 Aspecto polvo de naranja 8 Descripción El éster de luteína es una...

Miércoles 28 diciembre 2016

Fucoidan, a complex sulfated polysaccharide containing substantial percentages of L-fucose and sulfate ester groups, is a constituent of brown algae and some marine invertebrates. Besides L-fucose, it frequently contains D-xylose, D-galactose, D-mannose and D-glucuronic Acid. Fucoidan...

Martes 15 noviembre 2016

Cantidad : 1SET - Precio : USD4000

applicable industries: RT-302 Desktop constant temperature and humidity test chamber applied to test the products quality, such as electronic, plastic products, electrical appliances, instruments, food, vehicles, metals, chemicals, building materials, aerospace, medical care .....

Lunes 10 octubre 2016

Cantidad : 16 - Precio : 2 800,00 €

Foshan Baolin Chemical Industry Co., Ltd es una empresa de fabricación, el desarrollo y la empresa que se especializa en la comercialización de productos químicos forestales. La base de producción se encuentra en la zona de cultivo en Guangxi, donde es abundante en el árbol de pino...

Lunes 29 agosto 2016

Precio : 10,00 €

Product Name: Marigold Flowder ExtractSpecification: Lutein Free 5%-80% HPLC Lutein Beadlet 5% & 10% HPLC Lutein CWS Powder 5% HPLC Lutein CWS Liquid 1% & 2% HPLC Lutein Oil 5% & 10% & 20% HPLC Lutein Feed 2%-4% HPLC Lutein Esters 5%-60% HPLC Lutein Esters Oil 5% ...

Martes 19 abril 2016

Cantidad : in stock - Precio : negotiable

We are expert in manufacturing & exporting bioreagents for indicator paper processing & other applications. Includes following products: Tris(2-cyanoethyl) phonphine... ... ... ... ... ... ... ... ... ..(CAS No. 4023-53-4) Tris(2-carboxyethyl)phosphine hydrochloride..(CAS No...)

Martes 19 abril 2016

Cantidad : in stock - Precio : negotiable

We are expert in manufacturing & exporting bioreagents for indicator paper processing & other applications. Includes following products: Tris(2-cyanoethyl) phonphine... ... ... ... ... ... ... ... ... ..(CAS No. 4023-53-4) Tris(2-carboxyethyl)phosphine hydrochloride..(CAS No...)

Martes 19 abril 2016

Cantidad : in stock - Precio : negotiable

We are expert in manufacturing & exporting bioreagents for indicator paper processing & other applications. Includes following products: Tris(2-cyanoethyl) phonphine... ... ... ... ... ... ... ... ... ..(CAS No. 4023-53-4) Tris(2-carboxyethyl)phosphine hydrochloride..(CAS No...)

Martes 19 abril 2016

Cantidad : in stock - Precio : negotiable

Dear manager, Good day! This is David from Tianjin Tongde Biological Technology Co., Ltd. We are expert in manufacturing & exporting bioreagents for indicator paper processing & other applications. Includes following products: Tris(2-cyanoethyl) phonphine... ....

Martes 19 abril 2016

Cantidad : in stock - Precio : negotiable

Dear manager, Good day! This is David from Tianjin Tongde Biological Technology Co., Ltd. We are expert in manufacturing & exporting bioreagents for indicator paper processing & other applications. Includes following products: Tris(2-cyanoethyl) phonphine... ... ...

Martes 19 abril 2016

Cantidad : in stock - Precio : negotiable

N-Tosyl-L-alanine 3-indoxyl ester... ... ... ... ... ... ..(CAS No.75062-54-3) Ubicación : No. 39 Munan Rd, Heping District, Tianjin, China, 300051 Tianjin, Persona a contactar : David Lin, 86 22 23309138 822

Martes 19 abril 2016

Cantidad : in stock - Precio : negotiable

Dear manager, Good day! This is David from Tianjin Tongde Biological Technology Co., Ltd. We are expert in manufacturing & exporting bioreagents for indicator paper processing & other applications. Includes following products: Tris(2-cyanoethyl) phonphine... ....

Viernes 18 marzo 2016

Cantidad : 6000tons - Precio : USD $ 2640.00/ton

Brand Name: eonyz Min. Order: 9000 Kilograms FOB Price: US$ 2640.00 FOB Port: Shanghai Lead Time: 1 - 5 days Payment Terms: Telegraphic Transfer in Advance (Advance TT, T/T) Country of Origin: China (mainland) Nitrocellulose for coating is widely used to manufacture nitro-lacquers...

Martes 23 febrero 2016

Cantidad : 1 - Precio : 3 500,00 €

Product Description Series TYK phosphate ester fire-resistant oil purifier treatment is latest model of vacuum oil purifier designed for purifying the unqualified phosphate ester fire-resistant oil, this machine can treat and regenerate the degenerative fire-resistant oil, removing acid...