NILE  CHEMICALS

 Exporters of DYES-INTERMEDIATES
 

SPECIFICATION OF MPDSA – FREE ACID

1 PRODUCT NAME

:

 META PHENYLENE DI AMINE  4 – SULPHONIC ACID  FREE ACID
2 CHEMICAL STRUCTURE :

3 EMPIRICAL FORMULA : C6H8N2SO3
4 MOLECULAR WEIGHT : 188
5 ODUR : ODURLESS
6 COLOUR : LIGHT BROWN TO WHITE
7 PHYSICAL APPEARANCE : VERY SMALL DRY CRYSTALE
8 NATURE : ACIDIC BY PH VALUE
9 SOLUBILITY :

SLIGHTLY SOLUBLE IN WATER. IT WILL BE DESOLVE AT 7.0 PH BY ANY ALKALY.
10 PURITY :

99 % MIN. BY COUPLLING VALUE WITH PERA NITRO ANILINE

11 MOISTURE : BELLOW 1 %
12 INSOLUBLE : 0.1 % MAXIMUM IN ALKALY SOLUTION
13 PACKING :

25 KGS. OR 50 KGS. AS IS WEIGHT IN HDPE WOVEN BAG CONTAIN LINER BAG.
14 FREE ACIDITY : ALL MOST NIL
15 CAS NO. : 000088-63-1
16 OTHER NAME :

(1)  M.P.D.S.A. OR M.P.D.A.S. - FREE ACID.
(2)  1,3 DI AMINO BENZOL, 6 – SULPHONIC ACID
(3)  2,4 DI AMINO BENZENE 1 – SULPHONIC ACID
(4)  METAMINIC ACID

 

Ph Indicator Chemicals Catalyst Herbs Intermediates
Cesium Salts Hydrazine Salts Direct Dyes Acid Dyes Solvents
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