p-nitrotoluene-o-sulfonic acid ..
       Aniline-2,5-disulfonic acid mono..
       Para Amino Azo Benzene 4 Sulfoni..
       4-aminobenzene-1,3-disulphonic a..

Chemical name: p-nitrotoluene-o-sulfonic acid
Structural formula: 
Chemical formula: C7H11NO7S
Molecular weight: 253
CAS NO.:121-03-9
Quality index:

Item Index
(1)Appearance milk white crystal
(2)Assay (Gross sample)   ≥ 80.0%
(3)Moisture (Gross sample)   ≤ 5.0%
(4)Free acid (Gross sample) ≤ 1.0%
(5)Insolubles(Gross sample)   ≤ 0.1%

Main use: it is an intermediate of dyes, can be used to manufacture Yellow R.

Packing: 25kg plastic woven bag or upon clients' request.

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