Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Sourcing Disodium 2,7-naphthalenedisulfonate?
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Surfactant and hydrotrope agent
Sourcing Disodium 2,7-naphthalenedisulfonate?
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Disodium 2,7-naphthalenedisulfonate is an industrial chemical used as a naphthalene sulfonate intermediate in the production of dyes. It is a disodium salt of naphthalene-2,7-disulfonic acid, featuring two aromatic rings and sulfonate groups.
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 Disodium 2,7-naphthalenedisulfonate (CAS 1655-35-2) is 2904.10.
2904.10
2904 10 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
disodium;naphthalene-2,7-disulfonate
XOIWXJSPLXGSLZ-UHFFFAOYSA-L
C1=CC(=CC2=C1C=CC(=C2)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]
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