Date published: 2025-9-30

1-800-457-3801

SCBT Portrait Logo
Seach Input

4-Amino-1,1′-azobenzene-3,4′-disulfonic acid sodium salt (CAS 74543-21-8)

0.0(0)
Write a reviewAsk a question

Alternate Names:
Acid Yellow 9 monosodium salt
CAS Number:
74543-21-8
Molecular Weight:
380.34
Molecular Formula:
C12H11N3NaO6S2
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

QUICK LINKS

4-Amino-1,1′-azobenzene-3,4′-disulfonic acid sodium salt is an azo organosulfur dye with an absorption maximum of 489 nm.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

4-Amino-1,1′-azobenzene-3,4′-disulfonic acid sodium salt, 25 g

sc-214221
25 g
$214.00

4-Amino-1,1′-azobenzene-3,4′-disulfonic acid sodium salt, 100 g

sc-214221A
100 g
$809.00