sulfanilic acid

详情

sulfanilic acid Structural formula: Molecular formula: C6H7O3NS Molecular Weight: **3.*9 Standard HG/T********0 CAS NO: *******3 Quality index: Item Index Appearance white to off white powder Assay(total ammino), % ≥ *9.*0 Aniline content, % ≤ 0.*2 Water insolubles content, % ≤ 0.*0 Sodium carbonate solution Transparent Property: White to off white powder, m.p. **8?C, at **0?C, it will be carbonized, density 1.**5(*5?C/4?C), slightly soluble in cool water, soluble in boiling water, slightly soluble in ethanol and benzene. Use: It is an important intermediate used to produce dyestuff, printing & dyeing auxiliaries xxxxx is also an ideal intermediate used in food dyes, pharmacy and building materials areas. Packing: In woven bag with plastic lining, net weight *5kg, or upon clients' request. Transport: Avoid impact or rain. Storage: In cool. dry and airy place, avoid moisture.