Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Sourcing this compound?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Reactive Blue 160
Reactive dye for textiles
Sourcing this compound?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
This compound is a disodium salt of a dihydroxynaphthalenedisulfonic acid, primarily used as a dye intermediate. It is significant in the production of naphthalene disulfonate dyes.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
The international HS code for 2,7-Naphthalenedisulfonic acid, 3,6-dihydroxy-, disodium salt (CAS 7153-21-1) is 2908.99.
2908.99
2908 99 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
disodium;3,6-dihydroxynaphthalene-2,7-disulfonate
TVCXTRSVWGUSPY-UHFFFAOYSA-L
C1=C2C=C(C(=CC2=CC(=C1O)S(=O)(=O)[O-])S(=O)(=O)[O-])O.[Na+].[Na+]
—