Sulfanilic Acid

Hot Sale 99% min Sulfanilic Acid for Sale Product description: Sulfanilic acid is white to gray white powder, and after absorbing water in air, it becomes white crystal. It has a crystalline water of molecule. It loses crystalline water at 100 C. It begins to decompose carbonization at 300 C, dissolves in cold water, dissolves in boiling water, insoluble in ethanol, ether and benzene. It has obvious acidity and solubility. In sodium hydroxide solution and sodium carbonate solution. It can also be used to produce azo dyes, and can also be used as pesticides against wheat rust.It is relocated by the reaction of aniline with sulfuric acid and then relocated. The aniline is dripped into concentrated sulfuric acid, and the reaction mixture is poured into cold water to obtain colorless precipitation of p-aminophenylsulfonic acid. After the cooling is filtered, the p-aminophenol sulfonic acid is dried. Feature:High PurityLow PriceFast deliveyGood service Product details: English Name: Sulfanilic acidEnglish synonyms: ANILINE-4-SULFONIC ACID; ANILINE P-SULFONIC ACID; Sulfanilic Acid, Anhydrous, Reagent; 4-aminobenzenesulphonic acid. ACS; Sulfanilic Acid Solution [for Spray]CAS: 121-57-3Molecular formula: C6H7NO3SMolecular weight: 173.19EINECS: 204-482-5Melting point: >300 C (lit.)Density: 1.485Storage condition:Store in dark!Solubility: 10g/lAcidity coefficient (pKa): 3.24 (at 25 C)PH value: 2.5 (10g/l, H2O, 20 C)Water solubility: 0.1 g/100 mL (20) C