analytical reagents
"
Produits chimiques matières premières Carbonate de potassium CAS 584-08-7 Cristal blanc
Chemical Raw Materials Potassium Carbonate CAS 584-08-7 White Crystal Overview of Chemical Raw Materials Potassium Carbonate CAS 584-08-7 White Crystal Potassium carbonate (chemical formula: K2CO3, English Potassiumcarbonate), also known as potash, has the appearance of colorless crystals or white particles, is very soluble in water, and its solution is strongly alkaline. When its saturated aqueous solution is cooled, a glassy monoclinic hydrate 2K2CO3·3H2O crystal is
Indicateur de réduction des produits chimiques quotidiens 1,5-Diphénylcarbazide CAS 140-22-7 Indicateur d'adsorption
Reduction Indicator Daily Chemicals 1,5-Diphenylcarbazide CAS 140-22-7 Adsorption Indicator Introduction: White crystalline powder. Melting point 175-175.5℃. Soluble in hot alcohol, glacial acetic acid, very slightly soluble in water. Gradually turns red in the air. Uses: Used as analytical reagent, redox indicator, adsorption indicator, complex indicator and chromatographic analysis reagent. It is used as a redox indicator for the colorimetric determination of chromium,
Bromure de calcium anhydre en poudre CAS 7789-41-5 Intermédiaire organique blanc
Organic Intermediate Calcium Bromide Anhydrous CAS 7789-41-5 White Powder Overview of Organic Intermediate Calcium Bromide Anhydrous CAS 7789-41-5 White Powder Calcium bromide, chemical formula CaBr2. Chemical formula CaBr2. Molecular weight 199.90. Colorless orthorhombic crystals. Easily deliquescent. Melting point 730℃ (with slight decomposition), boiling point 806～812℃, relative density 3.35325. Its hexahydrate is colorless hexagonal crystals, melting point 38.2℃, boiling
Produits chimiques inorganiques Carbonate d'ammonium CAS 506-87-6 Cristal blanc
Inorganic Chemicals Ammonium Carbonate CAS 506-87-6 White Crystal Overview of Inorganic Chemicals Ammonium Carbonate CAS 506-87-6 White Crystal Ammonium carbonate, commonly known as ammonium carbonate, is the ammonium salt of carbonate, with the molecular formula (NH4)2CO3. The pure product is colorless or white cubic crystals or powder, with a strong ammonia smell. The industrial product is a complex salt of ammonium bicarbonate and ammonium carbamate, a white, small block
Diéthylphtalate fixateur de parfum CAS 84-66-2 DEP
Fragrance Fixative Diethyl Phthalate CAS 84-66-2 DEP Overview of Fragrance Fixative Diethyl Phthalate CAS 84-66-2 DEP Colorless, transparent, oily liquid with a slight aromatic odor. Soluble in benzene and other organic solvents, insoluble in water. Application of Fragrance Fixative Diethyl Phthalate CAS 84-66-2 DEP Diethyl phthalate is often used as a fixative for perfumes, and can also be used as a plasticizer for alkyd resins, nitrile rubber and chloroprene rubber; it is
Carbonate de césium CAS 534-17-8 Matériaux chimiques synthétiques
Cesium carbonate CAS 534-17-8 Chemical Synthetic Materials Introduction: Cesium carbonate is an inorganic compound, a white solid at room temperature and pressure, very soluble in water, and absorbs moisture quickly when placed in the air. The aqueous solution of cesium carbonate is strongly alkaline and can react with acid to produce the corresponding cesium salt and water, and release carbon dioxide. Cesium carbonate is easy to transform and can be used as a precursor of
Poudre cristalline blanche Carbonate de rubidium CAS 584-09-8 Sel inorganique
White Crystalline Powder Rubidium carbonate CAS 584-09-8 Inorganic Salt Introduction: Rubidium carbonate appears as colorless crystals, usually in powder form, with strong hygroscopicity and deliquescent properties. Melting point is 837°C, and it begins to decompose when heated to 750°C. It is easily soluble in water. Uses: 1. Used as analytical reagent and also used to synthesize other rubidium salts 2. Rubidium carbonate is generally used as the basic raw material for
Poudre cristalline blanche Bromure de césium CAS 7787-69-1 Matières premières chimiques inorganiques
White Crystalline Powder Rubidium carbonate CAS 584-09-8 Inorganic Salt Introduction: Cesium bromide, chemical formula CsBr. Molecular weight 212.81. Colorless cubic crystals. Melting point 636℃, boiling point 1300℃, relative density 4.44, 3.04 (liquid), refractive index 1.6984. Uses: Analytical reagents, X-ray fluorescent screens, spectrometer prisms, etc. Product Name Cesium bromide CAS 7787-69-1 MF BrCs MW 212.81 EINECS 232-130-0 Color White crystalline powder
Poudre cristalline blanche thiocyanate de sodium CAS 540-72-7 Matériaux organiques synthétiques
White Crystalline Powder Sodium thiocyanate CAS 540-72-7 Organic Synthetic Materials Introduction: White orthorhombic crystals or powder; easily soluble in water. Uses: Sodium thiocyanate can be used as a solvent for spinning polyacrylonitrile fibers, a color film developer, a defoliant for some plants, and a herbicide for airport roads. It is also used in pharmaceuticals, printing and dyeing, rubber processing, black nickel plating, color films, pesticides and other
