Sourcing C.I. Acid Red 18, Trisodium Salt?
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Green S
synthetic food colorant
Sourcing C.I. Acid Red 18, Trisodium Salt?
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C. I.
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 C.I. Acid Red 18, Trisodium Salt (CAS 2611-82-7) 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.
trisodium;7-hydroxy-8-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-1,3-disulfonate
SWGJCIMEBVHMTA-UHFFFAOYSA-K
C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)[O-])N=NC3=C(C=CC4=CC(=CC(=C43)S(=O)(=O)[O-])S(=O)(=O)[O-])O.[Na+].[Na+].[Na+]