Sourcing Acid Red 151?
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Food colorant
Fast Black K salt hemi zinc chloride
Dye salt for textile coloring
Sourcing Acid Red 151?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Acid Red 151 is a synthetic acid dye used primarily in textile and industrial coloring applications. Its structure features multiple aromatic rings and a sulfonate group, contributing to its solubility and affinity for protein-based fibers.
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 Acid Red 151 (CAS 6406-56-0) is 3204.12.
3204.12
3204 12 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
sodium 4-[[4-[(2-hydroxynaphthalen-1-yl)diazenyl]phenyl]diazenyl]benzenesulfonate
QERXHBDEEFLTOL-UHFFFAOYSA-M
C1=CC=C2C(=C1)C=CC(=C2N=NC3=CC=C(C=C3)N=NC4=CC=C(C=C4)S(=O)(=O)[O-])O.[Na+]