2-NITROANILINE-4-SULFONIC ACID, sodium-ammonium mixed salt (paste)

Name:

4-amino-3-nitrobenzenesulphonic acid

CAS No:

616-84-2 (volná kyselina) 50667-33-9 (amonná sůl) 5042-33-1 (sodná sůl)

EINECS No:

210-495-7 (volná kyselina) 256-697-9 (amonná sůl) 225-736-5 (sodná sůl)

Synonyms:

o-Nitroaniline-p-sulfonic acid

Chemical Formula:

C ₆ H ₆ N ₂ O ₅ S

Molecular Weigh:

218,2

Characteristics:

Yellow-orange moist substance, odourless.

Quality values:

Content (by diazotization)		min. 45.0 %
Content of 4-nitroaniline-2-sulfonic acid		max. 1.7 %
Quantity order contaminants		max. 2.0 %

Product use:

Intermediate used in the manufacture of organic dyestuffs.

Storage:

Store in original containers away from foodstuffs in dry and ventilated area.
Protect against an open fire and activity of heat.

Classification:

No hazardous product as specified in Directive 67/548/EEC.