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.
