GB/T 21896-2019
Active2-Naphthylamine-1，5-disulfonic acid （sulphonic Tobias acid ）
2-萘胺-1，5-二磺酸（磺化吐氏酸）
Application Summary AI generated
GB/T 21896-2019 specifies the requirements, test methods, inspection rules, and packaging for 2-Naphthylamine-1,5-disulfonic acid (sulphonic Tobias acid), a chemical intermediate used primarily in the production of azo dyes and pigments. It is applied in the chemical manufacturing industry to ensure the quality and consistency of this raw material for dye synthesis. The standard is used by manufacturers and quality control laboratories for batch testing and compliance verification.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.