Sulfanilic acid

【Product name】: Sulfanilic acid
【Alias】: 4-Aminobenzenesulfonic acid; 4-Anilinesulfonic acid; Sulfanilic acid 99+ %; Sulphanilic acid; 4-Aminobenzenesulphonic acid; Sulphanillic Acid; Sulfanilic acid 99.0+ % for analysis; 4-aminobenzenesulfonate
【Molecular formula】: C6H7NO3S   
【Structural formula】: 

【Molecular weight】: 173.19
【CAS#】: 121-57-3
【Product properties】:
This product is white to gray powder. It is slightly soluble in cold water. It is soluble in austic soda solution and sodium carbonate solution. It is insoluble in ethanol, aether and other organic solvents. The density is 1.485 (25/4℃). Melting point is 288℃. It will disintegrate when the temperature is 300℃.

This product is one of the important intermediates materials. It is mainly used in dyes and brighteners.
【Quality index】: (Executive index:HG/T3678-2010)
  Index name                                      Value
Appearance                                          White to gray powder
Content (Total amino value) %≥                               99.0
Aniline content %≤                                       0.02
Water insoluble materials%≤                                       0.10
Solution state in sodium carbonate solution Transparent

【Product package】  
25kg woven bag, with plastic in it. Or according to customer's requirements.