HG/T 4481-2012Azelaic acid for industrial use (English PDF)

HG/T 4481-2012 is the English-translated version of 工业用壬二酸.

HG/T 4481-2012 sets out what industrial azelaic acid must be, as a recommended standard of the Chinese chemical industry. It gives the requirements for the product and the matching test methods, inspection rules, marking, packaging, transport, storage and safety provisions. It applies to industrial azelaic acid obtained by ozone oxidation of animal and vegetable oleic acid, with the formula C9H16O4 and a relative molecular mass of 188.22 on the 2007 international relative atomic masses. Users are reminded that not every safety question raised by the material is described and that national regulations still apply. The quoted documents include GB/T 601, GB/T 617, GB/T 3723, GB/T 6283, GB/T 6678, GB/T 6679, GB/T 8170 and GB/T 9104-2008. Issued on 28 December 2012, it has applied since 1 June 2013.

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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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