ACETONE - 165 Annonces

Samedi 31 juillet 2021

la lécithine de soja (lécithine de soja) est une forme de membrane cellulaire humaine, composant particulièrement important des cellules du cerveau, sa croissance cellulaire humaine, son métabolisme et régulent les fonctions physiologiques des organes du cœur et du cerveau jouent...

Samedi 31 juillet 2021

La lécithine de soja est un émulsifiant naturel obtenu à partir de graines de soja. Il peut être utilisé dans les études biochimiques, également pour fabriquer un agent émulsifiant, un lubrifiant et comme source de phosphate et d'acides gras essentiels, etc. Tels que les aliments de boulangerie...

Mardi 27 juillet 2021

Acrylic acid is an organic chemistry compounds. HS code for Acrylic Acid is 2916110000. It is the simplest unsaturated carboxylic acid, consisting of a vinyl group connected directly to a carboxylic acid terminus. This colorless liquid has a characteristic acrid smell. Used as a monomer...

Mercredi 02 juin 2021

Quantité : 1000000SQM - Prix : 1-10usd/sqm

As a heat resistant tape manufacturer, Hopelight,a polyester tape manufacturer, is mainly engaged in the R & D and sales of special tapes and different types of adhesive tape, high-precision multi-layer lamination and die-cutting products required for the electronic manufacturing...

Mardi 25 mai 2021

Zhongtian East Fluorine Silicon Material Co., Ltd.,a silicone products manufacturer, mainly engaged in organic silicon monomer, research and development of fluorine silicon new materials and silicone sealant. Name: Polydimethylsiloxane (Methyl Silicone Oil) Melt Point (℃): -59 Spontaneous...

Mardi 02 mars 2021

Quantité : 10,000 - Prix : 0-50,000

Overview Of EQMS-200 VOCs Online Monitoring System EQMS-200 VOCs online monitoring system adopts PID (photoionization detector ) for gas detection. The target gas is irradiated I bombarded by ultraviolet light produced by the ion lamp, and is ionized after absorbing enough uv energy...

Mardi 31 mars 2020

Quantité : 10MT - Prix : USD1450/MT

Caoutchouc antioxydant TMQ (RD) Nom chimique Polymère 2,2,4-triméthyl-1,2-dihydroquinoléine Formule moléculaire (C12H15N) n No CAS 26780-96-1 Spécifications GB8826-88 Article Caractéristiques Haut grade 1ère année Apparence Ambre à brun granuleux ramollir la température (℃) Min. 80...

Mardi 31 mars 2020

Quantité : 10MT - Prix : USD2450/MT

Accélérateur en caoutchouc DPG (D) Nom chimique Dephenyl Guanidine (D) Formule moléculaire C13H13N3 Poids moléculaire 211 No CAS 102-06-7 Spécifications HG / T 2342-2010 Article Caractéristiques 1ère année Apparence Blanc ou gris poudre blanche ou granulaire Point de fusion initial (℃) Min...

Mardi 31 mars 2020

Quantité : 10mt - Prix : usd1520/mt

Accélérateur en caoutchouc TMTD (TT) Nom chimique Disulfure de tétraméthylthiurame Formule moléculaire C6H12N2S4 Poids moléculaire 240,41 No CAS 137-26-8 Spécifications Q / KES018-2007 Article Caractéristiques 1ère année Apparence Poudre blanche ou jaune clair Point de fusion initial (℃) Min...

Vendredi 03 janvier 2020

The nylon filter membrane is applied to many industries. It may be used for the water filtration in the electronic, microelectronic and semiconductor industry, filtration of tissue culture medium, filtration of drug solution, beverage, and high purification chemical products, and...

Mardi 10 décembre 2019

Mixed cellulose ester (MCE) filter membrane is made of refined nitrocellulose and added with the appropriate amount of cellulose acetate, acetone, n-butanol, ethanol, etc. It is hydrophilic, non-toxic and hygienic. The MCE filter membrane is mainly used for filtering aqueous solutions...

Mardi 26 novembre 2019

We have empty shampoo bottles for sale! Plastic Bottles Shampoo Description: Transparent PET boston round bottles include blue disc top caps for easy dispensing of various products. The transparent PET is vibrant and also provides multiple barriers to storage of your products with ease...

Mercredi 20 novembre 2019

Quantité : 2000 tons

RTV-1 silicone is a condensed silicone rubber that is gradually cured from outside to inside by contacting with moisture in the air. RTV-1 silicone rubber are used in bonding, sealing, encapsulating photovoltaic module components including photovoltaic frame, junction box and micro-inverter...

Samedi 12 octobre 2019

Quantité : 2000 tons

RTV-1 silicone is a condensed silicone rubber that is gradually cured from outside to inside by contacting with moisture in the air. RTV-1 silicone rubber купить are used in bonding, sealing, encapsulating photovoltaic module components including photovoltaic frame, junction box and...

Mercredi 09 octobre 2019

Solid phase extraction (SPE) is used to reduce sample matrix interference and improve detection sensitivity. The separation selectivity of the solid phase depends on the retention strength of the components that can be retained, so the selection of the solid phase will depend on the...

Dimanche 29 septembre 2019

The specific operation steps of bottle-top dispenser are as follows: (1) Put the dial scale at zero position and cover the nozzle of the bottle-top dispenser pipe cap. (2) Place all bottle-top dispensers and reagent bottles inappropriate size cleaning containers, and then set the...

Jeudi 26 septembre 2019

Quantité : 2000Ton - Prix : 6~60 usd/KG

RTV-1 silicone is a condensed silicone rubber that is gradually cured from outside to inside by contacting with moisture in the air. It can be also called non conductive silicone sealant. RTV-1 silicone rubber are used in bonding, sealing, encapsulating photovoltaic module components...

Dimanche 15 septembre 2019

Plastic Bottles Shampoo Description: Transparent PET boston round bottles include blue disc top caps for easy dispensing of various products. The transparent PET is vibrant and also provides multiple barriers to storage of your products with ease. Purchase sizes to offer a range...

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”...

Mardi 10 septembre 2019

1. Advantages and disadvantages of commonly used extraction solvents Acetonitrile: easy to salt out; compatible with LC/MS; difficult to concentrate Acetone: not easy to salt out; easy to volatilize, concentrate Ethyl acetate: immiscible with water; less extraction of impurities;...

Mardi 03 septembre 2019

The mixed cellulose(MCE) membrane is made of refined nitrocellulose, added with the appropriate amount of cellulose acetate, acetone, n-butanol, ethanol, etc., which is hydrophilic, non-toxic and hygienic. The mixed cellulose membrane is a kind of porous membrane filtration material...

Mardi 13 août 2019

Pipettes are widely used in the laboratory. Proper operation and use of pipettes can improve work efficiency. What are the six common operational misunderstandings of pipettes? Pipettes are widely used in laboratories. The correct operation and the use of pipettes can improve work efficiency...

Mardi 06 août 2019

Quantité : 100000TM - Prix : 50USD

CAS: 123-42-2 Uses of Diacetone (DAA) DAA is used as a raw material for high boiling point solvents, paint diluents, wood stains, rust removers, and dyes, etc. Diacetone boiling point is 166 °C (331 °F; 439 K). DAA is used as a dye raw material and resin solution. It can be used as...

Mardi 06 août 2019

The hydrophilic polyvinylidene fluoride membrane filter is commonly used for the purification and filtration such as tissue culture media, additives, and other sterilization filtration solvents, chemical raw materials, aseptic processing of reagents, and for filtration of high-temperature liquid...

Mercredi 31 juillet 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...

Lundi 15 juillet 2019

Laboratory workers use a membrane to filter two phases. Actually, the membrane is a kind of media. According to different aperture sizes, filter membranes can be divided into the microporous membrane, ultrafiltration membrane, nanofiltration membrane a nd reverse osmosis membranes...

Jeudi 11 juillet 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...

Lundi 01 juillet 2019

- RTV-1 Silicone Rubber - RTV-1 silicone is a condensed non conductive silicone rubber that is gradually cured from outside to inside by contacting with moisture in the air. rtv grease-1 silicone rubber are used in bonding, sealing, encapsulating photovoltaic module components including...

Jeudi 18 avril 2019

Plastic HDPE Shampoo Bottles Description: Classic cylindrical shape, small size, and large capacity. The anodized silver bottle cap is more luxurious. High-quality HDPE using temperature is 100 ℃; Hardness, tensile strength, and creep were better than low-density polyethylene. Good...

Vendredi 23 mars 2018

Product Name: Emamectin benzoate Content&formulation: 70%TC;2%EC,5%WDG CAS No.: 119791-41-2(B1a);137335-79-6(B1b) Molecular Formula: C49H75NO13 (emamectin B1a) + C48H73NO13 (emamectin B1b) . Specification for Emamectin 70%TC ITEMS STANDARDS Appearance White to beige powder...