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M.P.D.S.A
1.
 PRODUCT
:

M.P.D.S.A
2.
 CHEMICAL NAME
:
 Meta Phenylene Diamine Sulfonic Acid 1:3 Phenylene Diamine 4-Sulfonic Acid
3.
 CAS NO
:
88-63-1
4.
 STRUCTURE
:
5
 MOLECULAR FORMULA
:
 C6H8N2O3S
6.
 APPEARANCE
:
 Pinkish Crystalline Material

7.

 MOL. WT
:
 188 (Free Acid)
8.
 ASSAY BY COUPLING VALUE
:
 75% Min (On Mol. Wt. 188) For Sodium Salt
95% Min (On Mol. Wt. 188) For free acid
9.
 MATTER INSOLUBLE IN DILUTE ALKALI
:
 0.2% Max.
10. SOLUBILITY : Soluble in Dilute Alkali
11 USE : Dye Intermediate
12.
 SALE BASIS
:
 On 100% Basis
13.
 PACKING
:
 HDPE Bags with Polythene Liner