 |
 |
|
|
|
| TR-ADA |
 |
| Aniline-2,4-Disulfonic Acid |
 |
| Intermediate of Dye |
 |
-Appearance: White crystalline powder
-Assay(diazotization): 80% Min.
-Purity (HPLC): 98.5% Min.
-pH(1% solution): 1-2
-Matter insoluble in Na2CO3(aq): at pH=10.5 :0.1% Max., at pH=6-8 :0.2% Max.
-Mol. Weight :253.24
-Formula: C6H7NO6S2 |
|
|
|
|
|
