Chemical Industry Standard of the People's Republic of China: the oxidation of sulfur dioxide sulfuric acid catalyst activity test methods(Chinese Edition)

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Paperback. Pub Date: October 2007 of Pages: 7 Publisher: Chemical Industry Press. the People's Republic of China chemical industry standard: sulfur dioxide oxidation of sulfuric acid catalyst activity test methods instead of HG / T 2089 1991 Chemical Industry Standard of the People's Republic of China: sulfur dioxide oxidation of sulfuric acid catalyst activity test methods. The standards and HG / T 2089 1991 compared to the major changes are as follows: - the name of the standard was revised. N° de ref. del artículo NE015504

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