Erio Green B is an acid dye used primarily for dyeing textiles. It features a complex aromatic structure with sulfonate groups, contributing to its solubility and binding properties.
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.
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Sulfan blue
medicinal and industrial dye
Hydrogen (4-(4-(diethylamino)-2',4'-disulphonatobenzhydrylidene)cyclohexa-2,5-dien-1-ylidene)diethylammonium, aluminium salt
lake pigment for coloring
Acid Black 234
acid dye for textiles
Coomassie violet R200
acid dye for textiles
Acid Blue 277
acid dye for textiles
Acid blue 113
acid dye for textiles
Ultramarine violet
Violet pigment for cosmetics and paints
(E)-4,4'-dinitro-2,2'-stilbenesulfonic acid
Intermediate for azo dyes
The international HS code for Erio Green B (CAS 12768-78-4) 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-(diethylamino)phenyl]-(4-diethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]naphthalene-2,7-disulfonate
UWGCNDBLFSEBDW-UHFFFAOYSA-M
CCN(CC)C1=CC=C(C=C1)C(=C2C=CC(=[N+](CC)CC)C=C2)C3=C4C=CC(=CC4=CC(=C3)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+]
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