【CAS】 - 2231 ads

Wednesday, June 05, 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...

Wednesday, June 05, 2024

Quantity : 10mg-10t - Price : 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...

Wednesday, June 05, 2024

Quantity : 10mg-10t - Price : 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...

Wednesday, June 05, 2024

Quantity : 10mg-10t - Price : 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...

Wednesday, June 05, 2024

Quantity : 10mg-10t - Price : 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...

Wednesday, June 05, 2024

Quantity : 10mg-10t - Price : 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...

Wednesday, June 05, 2024

Quantity : 10mg-10t - Price : 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...

Wednesday, June 05, 2024

Quantity : 10mg-10t - Price : 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...

Wednesday, June 05, 2024

Quantity : 10mg-10t - Price : 50-15000

Heparin sodium is an additive in the blood collection Tube. It is used in heparin anti-coagulation tube and can prevent the blood from rapidly coagulating in vitro after blood collection for a certain period of time. The conventional dosage of heparin sodium is 1 mL of blood corresponding...

Wednesday, June 05, 2024

Quantity : 10mg-10t - Price : 50-15000

Fluoride is a weak anticoagulant with a melting point greater than 990°C. When preparing anticoagulant tubes, it can be dried at 100°C. The sodium fluoride powder can effectively inhibit glycolysis and maintain a relatively stable blood sugar concentration, so it is considered an...

Tuesday, June 04, 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...

Tuesday, June 04, 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...

Tuesday, June 04, 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...

Tuesday, June 04, 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...

Tuesday, June 04, 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...

Tuesday, June 04, 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]...

Tuesday, June 04, 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...

Tuesday, June 04, 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...

Tuesday, June 04, 2024

Adipic Acid (AA) Adipic acid, also known as fatty acid, is an important organic diacid. Adipic acid structural formula is C6H10O4. HS code for Adipic Acid is 29171200. Widely used in applications of sole raw liquor, PU coating, TPU, nylon 66, plasticizer, adhesives, and so on. As...

Friday, May 31, 2024

Price : $12~15/kg

TTA-15 is an specialty resin chemical epoxy acrylate with an unsaturated alicyclic structure, mainly used after modification, and can be cured both by UV and thermal, therefore more options for users in the synthesis of resin applications. Specifications of Tetra TTA15 (Cas 82428...)

Friday, May 31, 2024

Price : $12~15/kg

TTA16 has the feature of low viscosity, heat resistance, weather resistance, and electrically insulating. Due to the unsaturated bonds of specialty epoxy resins and acrylate ester wholesale, TTA16 has the characteristics of epoxy resins and acrylic resins and can be cured with a variety...

Friday, May 31, 2024

Price : $12~15/kg

TTA21: 3,4-Epoxycyclohexylmethyl- 3',4'-Epoxycyclohexane Carboxylate Cas 2386-87-0 As the typical cycloaliphatic epoxy resin, TTA21 (3 4 epoxycyclohexylmethyl formic acid-3 ', 4' - epoxycyclohexyl methyl ester)has strong dilution ability, high Tg, good adhesion on a variety of substrates...

Friday, May 31, 2024

Price : $12~15/kg

TTA22 cas 106 87 6 is a kind of cycloaliphatic bisepoxide, which can react with anhydride, amine and other curing agents. When it reacts with thermal cations and UV cations, its curing reaction is rapid. The two epoxy amine wholesale groups contained in the molecule of TTA22 participate...

Friday, May 31, 2024

Price : $12~15/kg

TTA27 (dicyclopentadiene epoxide) is a typical cycloaliphatic epoxy resin. Its molecular structure is characterized by a close bicyclic structure between two epoxy groups and a stable methylene bridge across the six-membered ring. Therefore, the cured product of TTA27 has the characteristics...

Wednesday, May 29, 2024

Product Name: D4 Silicone Octamethylcyclotetrasiloxane Molecular Formula: (CH3 ) 8 Si4 O4 Octamethylcyclotetrasiloxane CAS No.: 556-67-2 Physical and Chemical Properties: Freezing Point: 17~18℃ Boiling Point: 175-176℃ Flash Point: 60℃ Relative Density（water=1）: 0.956 Appearance:...

Friday, May 24, 2024

Room Temperature Vulcanized Silicone Rubber ZHONGTIAN EAST FLUORINE SILICON MATERIAL CO., LTD. Product Name: Room Temperature Vulcanized Silicone Rubber （Methyl RTV 107/OH Polymer） Molecular Formula: HO[(CH3 ) 2 SiO]nH CAS No.: 70131-67-8 Product Standard: GB/T 27570-2011 Physical...

Friday, May 24, 2024

Name: Methyltrichlorosilane (M1) Feature: This product is a colorless transparent liquid. It is the main material of silicone products to produce methyltriethoxysilane and silane crosslinking agent (methyl triethoxysilane and methyltrimethoxysilane), and produce silicon resin, special coatings...

Friday, May 24, 2024

Product Name: Hexamethylcyclotrisiloxane Molecular Formula: [(CH3 ) 2 SiO]3 Molecular Weight: 222.47 CAS No.: 541-05-9 UN No.: 1325 Physical and Chemical Properties: Melting Point: 64℃ Boiling Point: 134℃ Relative Density (water=1): 1.12 Appearance: White crystalline lens. Hexamethylcyclotrisilo...

Thursday, May 23, 2024

2'-OMe-NTP 2'-OMe-NTP, or 2'-O-methyl-nucleoside triphosphate, is a modified nucleoside triphosphate in which the ribose sugar of the nucleotide has a methyl group (-CH3) attached to the 2'-O position. This modification enhances si rna synthesis stability, increases nuclease resistance...

Thursday, May 23, 2024

2'-OMe Modified Nucleosides Huaren 2'-OMe modified nucleosides mainly contain 2′-O-Methyladenosine, 2'-O-Methylcytidine, 2'-O-Methylguanosine, 2'-O-Methyluridine, 2'-O-methyl-5-Methyl-uridine, 2'-O-Methyl-5-Methy-Cytidine, etc. These products mainly serve gene sequencing, life science research...