Sulfo Tobias Acid

Product name: Sulfo Tobias Acid
Chemical name: 2-aminonaphthalene-1,5-disulfonic acid
CAS: 117-62-4
Synonyms:2-Naphthaleneamine-1,5-disulphonic acid; Sulpho Tobias Acid
Short name: STA
MW: 303
MF: C10H9NO6S2
Use: It is mainly used as intermediate of reactive and azo dyes.
Package: 25kg per plastic woven bag
Origin: Made In China

Specifications of Sulfo Tobias acid

Items Standards Results
Appearance white  powder white powder
Content 67% 67%
Moisture 0.5% 0.35%
Ash 0.5% 0.38%
pH 5-8 6

Introductions of  Sulfo Tobias acid

Sulfo Tobias acid is an important intermediate product in the manufacture of dyes, especially reactive dyes.The method is to sulfonate 2-naphthylamine-1-sulfonic acid(Tobias acid) in fuming sulfuric acid (SO3 content:15-30%) at room temperature.

MSDS/SDS of Sulfo Tobias acid

Sulfo Tobias Acid 1

Please send inquiry here