HG/T 4149-2010Chemicals for printing plates - 2-Diazo-1-naphthoquinone-5-sulfonyl chloride (English PDF)

HG/T 4149-2010 is the English-translated version of 印刷版材用化学品 2-重氮-1-萘醌-5-磺酰氯.

HG/T 4149-2010 is the Chinese chemical industry standard for 2-diazo-1-naphthoquinone-5-sulfonyl chloride, one of the chemicals used in making printing plates. It sets the requirements for the substance, the test methods and the inspection rules, and it covers packaging, labelling, storage and transport. It applies to the material as a raw ingredient for printing plates and does not extend to the grade intended for the electronics industry. Chinese classification G80 and international classification 37.040.30 place it with photographic and reprographic chemicals. Its analytical work follows GB/T 601-2002, GB/T 606-2003, GB/T 617-2006, GB/T 6679-2003, GB/T 6682-2008 and GB/T 9725-2007, with GB/T 190-1990 and GB/T 191-2000. Issued on 22 November 2010, it has applied since 1 March 2011.

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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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