HG/T 4248-2011Acid dark red P-4B (C.I. Acid Red 119) (English PDF)

HG/T 4248-2011 is the English-translated version of 酸性深红P-4B（C.I.酸性红119）.

HG/T 4248-2011 is the Chinese chemical industry standard for the dye Acid Dark Red P-4B, listed in the Colour Index as C.I. Acid Red 119 and having a relative molecular mass of 673.67. It sets out the requirements and the sampling, the test methods, the inspection rules and the provisions on marking, labelling, packaging and storage of the product. The standard serves the quality control of Acid Dark Red P-4B and is classified G57 among the dyes in the Chinese scheme. The documents it quotes are dye and textile testing standards, among them GB/T 2374-2007, GB/T 2381-2006, GB/T 3920-2008, GB/T 3921-2008, GB/T 4841.1-2006, GB/T 6152-1997, GB/T 8427-2008, GB 19601 and GB 20814. Issued on 20 December 2011, it has applied since 1 July 2012.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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