Acid Red 88 is an azo dye used primarily for coloring textiles. It is applied as an acid dye, offering vibrant shades on protein fibers such as wool and silk.
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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Acid Yellow 42
Acid dye for textile coloring
Acid Yellow 99
Acid dye for textile coloring
2,7-Naphthalenedisulfonic acid, 4-(acetylamino)-5-hydroxy-, disodium salt
Naphthalene sulfonate dye intermediate
6-hydroxy-2-naphthoic acid
Precursor to azo dyes and pigments
Benzyl violet 4B
dye for wool, nylon, leather
Reactive black 5
Reactive dye for textile coloring
Acid Blue 161
acid dye for textiles
Ponceau 4R
Synthetic food colorant
The international HS code for Acid red 88 (CAS 1658-56-6) 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-[(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate
LGZQSRCLLIPAEE-UHFFFAOYSA-M
C1=CC=C2C(=C1)C=CC(=C2N=NC3=CC=C(C4=CC=CC=C43)S(=O)(=O)[O-])O.[Na+]
Sourcing Acid red 88?
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