Purchase Methotrexate-manufacture,factory,supplier from China

Products Description of Methotrexate CAS#59-05-2This product is a good anti-tumor drug and is used for acute lymphoblastic leukemia, lymphoma, malignant hydatidiform mole, choriocarcinoma, squamous cell carcinoma, lung cancer, cervical cancer, breast cancer and osteosarcoma Chemicalbook. 90% of the original drug of methotrexate is excreted in the urine 12 hours after oral administration, and the main metabolite is 7-hydroxymethotrexate.

 Products Description of Sodium Hydroxymethanesulphinate CAS#149-44-0Sodium bisulfite formaldehyde is translucent white orthorhombic crystals or small pieces. Apparent density 1.80～1.85g/cm3. Easily soluble in water, slightly soluble in alcohol. It has extremely strong reducing properties under high temperature and can make the dyed color disappear, so it is known as the chemical book of hanging white blocks. It decomposes when exposed to acid, and decomposes at 120°C to produce toxic gases such as formaldehyde and hydrogen sulfide.

Products Description of 1,3-Dichloroisoquinoline CAS#7742-73-61,3-Dichloroisoquinoline is a white to brown crystalline powder.1,3-Dichloroisoquinoline Chemical PropertiesMelting point 121-122 °C (lit.)Boiling point 307°C(lit.)density 1.407±0.06 g/cm3(Predicted)storage temp. Inert atmosphere,Room Temperatureform powder to crystalpka-1.49±0.50(Predicted)color Light yellow to Brown to Dark greenCAS DataBase Reference7742-73-6(CAS DataBase Reference)Safety InformationHazard Codes XiRisk Statements 36/37/38Safety Statements 26-36WGK Germany 3HS

Products Description of 1,3-Dihydroxyacetone CAS#96-26-4Dihydroxyacetone is a naturally occurring ketose that is biodegradable, edible and non-toxic to the human body and the environment.

Products Description of 1,3-Dioxan-2-one homopolymer  CAS#31852-84-3Polylactic acid is also known as polyhydroxypropionic acid or polylactide. It is a biodegradable polymer material formed by the polycondensation of lactic acid monomers. It is soluble in solvents such as chloroform, acetone, dioxane, dimethylformamide, benzene, toluene, and insoluble in saturated alkanes such as petroleum ether. It has good biocompatibility and blood compatibility, good anticoagulant properties in vitro, can be degraded by the human body, and excreted from the body as carbon dioxide and water.

Products Description of Glycerol formal CAS#4740-78-7Glycerol acetal (GF) is a light glycerol acetal composed of about 60% 5-hydroxy-1,3-dioxane and about 40% 4-hydroxymethyl-1,3-dioxane. Glycerol reacts with formaldehyde in the presence of an acidic catalyst to produce acetone.

Products Description of Potassium peroxymonosulfate CAS#70693-62-8Potassium persulfate refers to potassium persulfate complex salt, which is an inorganic acidic oxidant. Potassium persulfate complex salt is a new type of active oxygen disinfectant. As a fifth-generation disinfectant, it has a very strong and effective non-chlorine oxidation ability. Its aqueous solution is acidic and very suitable for disinfection of various water bodies. After dissolution, it produces various highly active small molecule free radicals, active oxygen and other derivatives.

Products Description of Dioctyl sebacate CAS#122-62-3Dioctyl sebacate, also known as bis-2-ethylhexyl sebacate, referred to as DOS, is made by esterification of sebacic acid and 2-ethylhexanol. It is suitable for polyvinyl chloride, vinyl chloride copolymers, nitrocellulose, ethyl cellulose and synthetic rubber. It has high plasticizing efficiency and low volatility. It has excellent cold resistance, good heat resistance, light resistance and electrical insulation. It also has good lubricity when heated, making the product look good and feel good.

Products Description of Sodium chloroacetateCAS#3926-62-3White powder. Solubility in water at 20℃ is 85g/100ml. Slightly soluble in methanol, insoluble in ether, benzene, acetone and carbon tetrachloride. Toxicity: Oral LD50 in rats is 75mg/kg.

Silicone oil CAS#63148-62-9Silicone oil having a silica structure and is liquid at room temperature and is called as siloxane, referred as silicone oils. The simplest polydimethylsiloxane is as formula [1]. In [2], if the R, R1, R2 are all methyl groups, it is called α, ω-trimethylsilyloxy polydimethylsiloxane, that’s the commonly called silicone oil. It is a linear polymer of a low molecular weight. If R1 and R2 are not a methyl group, then it is not related to this article. Silicone oil is a colorless or light yellow transparent liquid and is odorless and tasteless.

Products Description of α-galactosidaseCAS#9025-35-8α-Galactosidase is a glycoside hydrolase that catalyzes the hydrolysis of α-galactosidic bonds. It can hydrolyze D-galactose residues bound by α-1,6 bonds at the non-reducing end, as well as oligosaccharides such as honey, raffinose, stachyose and verbascose.

Products Description of Terephthalaldehyde CAS#623-27-8Terephthalaldehyde is an important fine chemical raw material downstream of paraxylene. Because it has two active aldehyde groups in its molecular structure, it can self-polymerize or copolymerize with other monomers to form polymer materials, which are mainly used to synthesize fluorescent materials. Materials, catalyst carriers and other high molecular polymer products.

Products Description of Tris(2-methyl-1-aziridinyl)phosphine oxideCAS#57-39-6It is mainly used as a crosslinking agent and curing agent for the resin coating of missiles.

Products Description of ORALITH BRILLIANT PINK R CAS#2379-74-0Reduction of pink red R to thioindigo dyes is mainly achieved by oxidizing unsubstituted or substituted benzo[b]thiophene-3 or naphtho[2,3-b]thiophene using various oxidants such as bromine in a chlorosulfonic acid medium, polysulfides, oxygen in the presence of copper salts, etc.ORALITH BRILLIANT PINK R Chemical PropertiesBoiling point 529.1±50.0 °C(Predicted)density 1.583±0.06 g/cm3(Predicted)storage temp. Sealed in dry,Room Temperatureform SolidColour Index 73360color RedLogP2.06 at 22℃ and pH7E

Products Description of Hexadecyl trimethyl ammonium bromide CAS#57-09-0Hexadecyltrimethylammonium bromide is white or light yellow crystals or powder, easily soluble in isopropanol, soluble in water, produces a lot of foam when shaken, and has good compatibility with cationic, nonionic, and amphoteric surfactants. It has excellent penetration, softening, emulsification, antistatic, biodegradability, and bactericidal properties.

Products Description of Hexadecyl trimethyl ammonium bromide CAS#57-09-0Hexadecyltrimethylammonium bromide is white or light yellow crystals or powder, easily soluble in isopropanol, soluble in water, produces a lot of foam when shaken, and has good compatibility with cationic, nonionic, and amphoteric surfactants. It has excellent penetration, softening, emulsification, antistatic, biodegradability, and bactericidal properties.

Products Description of PTBP CAS#98-54-44-tert-Butylphenol is a white crystalline solid under normal temperature and pressure. It is easily soluble in organic solvents such as ethanol, ether, and benzene, and is insoluble in water.

Products Description of Triethylenediamine CAS#280-57-9Triethylenediamine, also known as 1,4-diazabicyclo〔2.2.2〕octane, or triethylenediamine, abbreviated as DABCO or TEDA in English, has a chemical formula of C6H12N2.

Products Description of Stannous methanesulfonateCAS#53408-94-9Colorless transparent liquid with the smell of rotten eggs.Stannous methanesulfonate Chemical PropertiesMelting point -27°Cdensity 1.55refractive index 1.444Specific Gravity1.550Water Solubility Not miscible or difficult to mix in water.Sensitive Air SensitiveHydrolytic Sensitivity0: forms stable aqueous solutionsExposure limitsACGIH: TWA 0.1 mg/m3; STEL 0.2 mg/m3 (Skin)NIOSH: IDLH 25 mg/m3; TWA 0.1 mg/m3InChIKeyJALQQBGHJJURDQ-UHFFFAOYSA-LCAS DataBase Reference53408-94-9(CAS DataBase Reference)EPA Subs

Products Description of Imidazolidinyl urea CAS#39236-46-9White flowing powder, hygroscopic, odorless or with a slight characteristic odor, easily soluble in water, soluble in propylene glycol and glycerin, and hardly soluble in ethanol.Imidazolidinyl urea Chemical PropertiesMelting point 141-143℃Boiling point 514.04°C (rough estimate)density 1.4245 (rough estimate)vapor pressure 0Pa at 25℃refractive index 1.6910 (estimate)storage temp. 2-8°Csolubility Soluble in water and in glycerol, but insoluble in almost all organic solvents.pka7.41±0.10(Predicted)f

Products Description of SILICA CAS#10279-57-9Used as filler for paints and coatings, rubber reinforcing agent, plastic tackifier and thixotropic agent, thickener for synthetic grease and silicone greaseSILICA Chemical PropertiesMelting point 1610 °C(lit.)Boiling point >100 °C(lit.)density 2.6 g/mL at 25 °C(lit.)refractive index n20/D 1.544(lit.)storage temp. no restrictions.form tablets (~0.5 g each)Water Solubility Insoluble in water.Exposure limitsNIOSH: IDLH 3000 mg/m3; TWA 6 mg/m3EPA Substance Registry SystemSilica, h

Products Description of Polyisobutylene CAS#9003-27-4Ammonium Chloride (CAS#12125-02-9) is a white crystalline salt that is highly soluble in water, with a solubility of 37.2 g/100 g at 20°C. It is a crucial component in agricultural fertilizers, providing essential nitrogen for plant growth. This compound is also used as a feed additive and in various industrial applications due to its versatility. In agriculture, Ammonium Chloride is valued for its ability to enhance soil fertility and promote robust plant development.

Products Description of 3,5-Dimethylacetophenone CAS#5379-16-83,5-Dimethylacetophenone is a chemical substance with the chemical formula C10H12O and a molecular weight of 148.21.3,5-DIMETHYLACETOPHENONE Chemical PropertiesMelting point 20°CBoiling point 98-100°C 8mmdensity 0,988 g/cm3refractive index 1.5290Fp 98-100°C/8mmstorage temp. Sealed in dry,Room Temperatureform powder to lump to clear liquidcolor White or Colorless to Almost white or Almost colorlessλmax251nm(MeOH)(lit.)BRN 2240987Safety InformationSafety Statements 24/25HS Code&nb

Products Description of Dipentaerythritol hexaacrylate CAS#29570-58-9White powderDipentaerythritol hexaacrylate Chemical PropertiesBoiling point 640.7±55.0 °C(Predicted)density 1.184±0.06 g/cm3(Predicted)Fp 266 °Cstorage temp. Sealed in dry,Room Temperatureform Liquidcolor Colorless to Light yellow to Light orange clear liquidEPA Substance Registry SystemDipentaerythritol hexaacrylate (29570-58-9)Factory and Equipment ShowFast delivery timeInventory 2-3 working days New production 7-10 working days