ACETONE - 165 Anuncios

Sábado 31 julio 2021

La lecitina de soja (lecitina de soja) es una forma de membrana celular humana, componente particularmente importante de las células cerebrales, su crecimiento celular humano, el metabolismo y regular las funciones fisiológicas de los órganos del corazón y el cerebro juegan un papel importante...

Sábado 31 julio 2021

La lecitina de soja es un emulsionante natural obtenido de la soja. Se puede utilizar en estudios bioquímicos, también para hacer agente emulsionante, lubricante y como fuente de fosfato y ácidos grasos esenciales, etc. Como alimentos de panadería, galletas, cono de hielo, queso,...

Martes 27 julio 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...

Miércoles 02 junio 2021

Cantidad : 1000000SQM - Precio : 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...

Martes 25 mayo 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...

Martes 02 marzo 2021

Cantidad : 10,000 - Precio : 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...

Martes 31 marzo 2020

Cantidad : 10MT - Precio : USD1450/MT

1485/5000 Antioxidante de caucho TMQ (RD) Nombre químico Polímero de 2,2,4-trimetil-1,2-dihidroquinolina Fórmula molecular (C12H15N) n CAS No. 26780-96-1 Especificaciones GB8826-88 Articulo Especificaciones Alto grado 1er grado Apariencia Ámbar a marrón granular temperatura de ablandamiento...

Martes 31 marzo 2020

Cantidad : 10MT - Precio : USD2450/MT

Acelerador de goma DPG (D) Nombre químico Dephenyl Guanidine (D) Fórmula molecular C13H13N3 Peso Molecular 211 CAS No. 102-06-7 Especificaciones HG / T 2342-2010 Articulo Especificaciones 1er grado Apariencia Polvo blanco o gris blanco o granular Punto de fusión inicial (℃) Mín. 145...

Martes 31 marzo 2020

Cantidad : 10mt - Precio : usd1520/mt

Acelerador de goma TMTD (TT) Nombre químico disulfuro de tetrametil tiuram Fórmula molecular C6H12N2S4 Peso Molecular 240.41 CAS No 137-26-8 Especificaciones Q / KES018-2007 Articulo Especificaciones 1er grado Apariencia Polvo blanco o amarillo claro Punto de fusión inicial (℃) Mín...

Viernes 03 enero 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...

Martes 10 diciembre 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...

Martes 26 noviembre 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...

Miércoles 20 noviembre 2019

Cantidad : 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...

Sábado 12 octubre 2019

Cantidad : 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...

Miércoles 09 octubre 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...

Domingo 29 septiembre 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...

Jueves 26 septiembre 2019

Cantidad : 2000Ton - Precio : 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...

Domingo 15 septiembre 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...

Jueves 12 septiembre 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”...

Martes 10 septiembre 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;...

Martes 03 septiembre 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...

Martes 13 agosto 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...

Martes 06 agosto 2019

Cantidad : 100000TM - Precio : 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...

Martes 06 agosto 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...

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...

Lunes 15 julio 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...

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...

Lunes 01 julio 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...

Jueves 18 abril 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...

Viernes 23 marzo 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...