PURITY - 1872 Anuncios

Miércoles 05 junio 2024

Catalog #: AP13538 Name: AF 647 NHS Ester Chemical Formula: C40H46N3Na3O16S4 Molecular Weight: 1022 CAS: 407627-60-5 Purity: ≥92% Availability: In Stock Alexa 647 NHS ester(Alexa Fluor 647 NHS Ester equivalent) is a bright, far-red fluorescent dye with excitation...

Miércoles 05 junio 2024

Cantidad : 10mg-10t - Precio : 50usd-8000usd

TRIS (TROMETAMOL) CAS Number 77 86 1 Tris for short is a very widely used biological buffer, because tris has a wide pH range and can play the role of a pH regulator. The prepared tris hydroxymethyl aminoethane buffer is a tris based buffer commonly used in nucleic acid electrophoresis...

Miércoles 05 junio 2024

Cantidad : 10mg-10t - Precio : 50-15000

Sodium citrate is widely used. Desheng provides analytically pure sodium citrate which is specially used as blood anticoagulant in blood collection tubes. Sodium citrate can be used as anticoagulation for most blood coagulation experiments. It is less toxic to cells and can also be...

Miércoles 05 junio 2024

Cantidad : 10mg-10t - Precio : 50-15000

Tris acetate (CAS No. 6850 28 8), also called tris acetate buffer, is an organic salt formed by Tris base (tris-hydroxymethylaminomethane) and acetic acid. The tris acetate is usually used as a nucleic acid electrophoresis buffer or a buffer in other DNA-related research experiments...

Miércoles 05 junio 2024

Cantidad : 10mg-10t - Precio : 50-15000

TRIETHANOLAMINE 102 71 6 CAS Triethanolamine is weakly alkaline and can form salts when reacting with inorganic or organic acids. Triethanolamine powder has very important applications in detergent raw materials, cosmetics, waste gas treatment, anti-corrosion additives, dye solvents...

Miércoles 05 junio 2024

Cantidad : 10mg-10t - Precio : 50-15000

TOOS, full name N-ethyl-N-(2-hydroxy-3-sulfopropyl)-3-me thylaniline sodium salt, a widely used chromogenic reagents, among the new Trinder's reagents, are most commonly used. TOOS is used in many clinical biochemical testing projects. The TOOS chemical produced by Desheng is a white...

Miércoles 05 junio 2024

Cantidad : 10mg-10t - Precio : 50-15000

The name of TES is n-trimethylol-methyl-2 amino-ethanesulfonic acid. TES powder can not only be prepared into biological buffer, but also is a very important chemical raw material. It is widely used in biochemical research to regulate the pH of biochemical reactions. It is generally...

Miércoles 05 junio 2024

Cantidad : 10mg-10t - Precio : 50-15000

Trimethylolaminopropanesulfonic acid, or TAPS for short, is a white crystalline organic compound that emits a volatile and irritating odor when placed in the air for a long time at room temperature. This TAPS buffer is usually configured as a biological buffer with a sodium hydroxide...

Martes 04 junio 2024

EDM graphite blocks are becoming more and more popular among our customers. EDM graphite is a new material. In recent years, with the development of China's industry, remarkable achievements have been made in science and technology. Graphite EDM blocks for machining has become the...

Martes 04 junio 2024

Custom graphite molds for silver , gold and other precious metals graphite mold are one of our best-sellers. We use advanced production technology and equipment manufacturing, which ensures our products have good electrical conductivity, high temperature resistance, acid and alkali resistance...

Martes 04 junio 2024

WH Graphite custom graphite coin molds for sale have good thermal conductivity (thermal conductivity determines the solidification speed of metal or alloy) and good self-lubrication performance, which not only improves the casting speed but also can be directly processed in the next...

Martes 04 junio 2024

Carving graphite molds are processed by advanced engraving and milling equipment, can be customized according to customer requirements of different sizes. ADVANTAGES OF CARVING GRAPHITE MOLD  01 High density. 02 Good thermal stability and distortion resistance at high temperature...

Martes 04 junio 2024

Artificial graphite powder is a very sensitive chemical reaction material, under different high temperatures and oxygen reaction, carbon dioxide or carbon monoxide. It can also react with many metals to form metal carbides, which can be smelted at high temperatures. Our ultra fine...

Martes 04 junio 2024

Hexamethyl cyclotrisiloxane SiSiB® PC9240 hexamethylcyclotrisiloxane d3 is the simplest member of a series of cyclic oligodimethylsiloxanes. SiSiB® PC9240 is one of the main raw materials for silicone products. It is widely used in aviation, military industry, medicine and petrochemicals etc...

Martes 04 junio 2024

N,O-Bis(trimethylsilyl)trifluoroacetamid e SiSiB® PC9236, BSTFA structure BSTFA TMCS , is a clear to yellowish liquid.Technical Data CAS No. 25561 30 2 EINECS No. 247-103-9 Formula C8H18F3NOSi2 Molecular Weight 257.40 Boiling Point 155°C [760mmHg] Flash Point 23°C Color and Appearance...

Martes 04 junio 2024

N,O-Bis trimethylsilyl acetamide SiSiB® PC9235 (BSA) silane is a colorless to slightly yellowish liquid which is soluble in many nonpolar and polar aprotic solvents. SiSiB® PC9235, N O bis trimethylsilyl acetamide is an effective silylating agent. It is used in the pharmaceutical...

Martes 04 junio 2024

Bis trimethylsilyl acetylene SiSiB® PC9233 (BTMSA) is a colorless clear liquid (solid in winter). Technical Data CAS No. 14630 40 1 EINECS No. 238-671-9 Formula C8H18Si2 Molecular Weight 170.40 Boiling Point 136°C [760mmHg] Flash Point 2°C Melting Point 20-22°C Color and Appearance...

Martes 04 junio 2024

N,N'-Bis(trimethylsilyl)urea SiSiB® PC9230 is white crystalline powder. Technical Data CAS No. 18297 63 7 or 127290-39-5 EINECS No. 242-177-9 Formula C7H20N2OSi2 Molecular Weight 204.42 Boiling Point No data °C [760mmHg] Flash Point 82°C Melting Point 220°C Color...

Martes 04 junio 2024

SiSiB® PC9220 is a clear colorless and highly flammable liquid. It can be dissolved in many organic solvents, except polar solvents like acetonitrile and water. Technical Data CAS No. 1450 14 2 EINECS No. 215-911-0 Formula C6H18Si2 Molecular Weight 146.38 Boiling Point 112°C [760mmHg]...

Martes 04 junio 2024

Hexamethyldisilazane SiSiB® PC9210 (also called as Bis trimethylsilyl amine; HMDS chemical; HMDZ) is an extremely versatile and strong silylating agent. It is primarily used for the protection of sensitive functional groups during chemical synthesis. Trimethylsilyl moiety silazane...

Martes 04 junio 2024

Hexamethyldisiloxane(MM)SiSiB® PC9200, also called as HMDSO or HMDO, is a colorless clear liquid. Technical Data CAS No. 107 46 0 EINECS No. 203-492-7 Formula C6H18OSi2 Molecular Weight 162.38 Boiling Point 99°C [760mmHg] Flash Point -1°C Appearance Clear liquid APHA 10 Density 25/25°C 0...

Martes 04 junio 2024

The bottle cap and nozzle are molded in one go with no welding gaps and no liquid leakage; High purity perfluoroalkoxy resin (PFA) is resistant to strong corrosion; Fast liquid reflux, smooth material, no residual liquid; Can be controlled to add liquid in a droplet shape. #washingbottle...

Martes 04 junio 2024

Used for sample digestion; three bottom options are available: flat bottom, round bottom, and cone bottom; the cover and body are made of high-purity chemical-resistant PFA material. #PFAVial #samplepreparation #laboratorybottle #digesionvessel Mobile: +86-153 6614 0844 Wechat/Whatsapp...

Martes 04 junio 2024

Characteristics of digestion vessels inside microwave digestion system: 1. Material selection: TFM (or PFA), low blank value 2. No recycled materials are added to the product to ensure purity 3. Suitable for use with microwave digestion instruments of various brands and models 4....

Sábado 01 junio 2024

Male luer lock adapters provide a convenient way to connect soft tubing ID 1/16" to 1/4" with products that feature a female luer slip or luer lock end without the need for barbs or nuts, the material of medical grade PP ensure the high purity and suitable for non-corrosive liquid...

Sábado 01 junio 2024

Precio : $2-$150

This brushless RO booster pump series is powered by a permanent magnet brushless motor, 0.5/0.7 Mpa pressure feeding,42~45db noise level, adjustable pressure, Workflow 2.7~5Liter per minute, Max current 3.2~5.0A WHAT IS A BRUSHLESS RO BOOSTER PUMP? A brushless RO booster pump employs...

Sábado 01 junio 2024

Precio : $10000~$30000

IFE Elevator Systems In Villa Through the flexible design performance and advanced control drive, it conveys a free and powerful way of travel, so that the living space truly carries people's interests and elegant life. Optimum Villa Elevator Solutions The elevator avoids being limited...

Viernes 31 mayo 2024

Application: Can be used for laboratory sampling of powders, granules, and drugs. PTFE material is high-purity, non polluting, and does not contain metal elements; The surface is smooth and flat, without adsorbing the sample. Fully meet the experimental requirements of ultra clean...

Viernes 31 mayo 2024

Advantages: 1.Excellent Chemical Resistance: The PFA material exhibits remarkable resistance to strong acids, strong bases, aqua regia, hydrofluoric acid, and various organic solvents. This ensures that the columns can withstand complex chemical environments and maintain their integrity...

Viernes 31 mayo 2024

Cantidad : >10 millio - Precio : 0.2-5 usd/m²

Pharmaceutical filtration is the process of removing unwanted contents, including undissolved powders and solid impurities from the processed components, and further in result of restraining the growth of certain bacteria. Contamination in the processed solvents can be monitored and...