Safety Reference
Danger
H314Causes severe skin burns and eye damage
Sourcing 1,3,6-NAPHTHALENETRISULFONIC ACID, 7-AMINO-?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
2-naphthol-6,8-disulfonic acid
Dye intermediate for azo dyes
Sourcing 1,3,6-NAPHTHALENETRISULFONIC ACID, 7-AMINO-?
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 naphthalene sulfonic acid derivative primarily used as a dye intermediate in the manufacturing of various colorants.
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 1,3,6-NAPHTHALENETRISULFONIC ACID, 7-AMINO- (CAS 118-03-6) is 2921.45.
2921.45
2921 45 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
7-aminonaphthalene-1,3,6-trisulfonic acid
GFPQSWFFPRQEHH-UHFFFAOYSA-N
C1=C2C=C(C(=CC2=C(C=C1S(=O)(=O)O)S(=O)(=O)O)N)S(=O)(=O)O