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DL 424-1991 DL 424-1991_English: PDF (DL424-1991) Standard ID Contents [version] USD STEP2 [PDF] delivered in Standard Title (Description) Related Standard Status PDF DL 424-1991 English 359 Add to Cart 3 days Test method of industrial sulphuric acid for thermal power plant DL 424-1991 Obsolete DL 424-1991 BASIC DATA Standard ID DL 424-1991 (DL424-1991) Description (Translated English) Test method of industrial sulphuric acid for thermal power plant Sector / Industry Electricity & Power Industry Standard Classification of Chinese Standard G11 Word Count Estimation 10,121 Date of Issue 1991/10/4 Date of Implementation 1992/4/1 Quoted Standard GB 534; GB 603; GB 601 Drafting Organization Ministry of Energy, Xi'an Thermal Power Research Institute Administrative Organization Ministry of Energy, Xi'an Thermal Power Research Institute Regulation (derived from) State Energy Administration Bulletin No. 9 of 2016 Summary This standard applies to a contact method, tower Preparation of industrial sulfuric acid quality inspection. In line with a standard industrial sulfuric acid, can be used for thermal power plants, for regeneration (reduction) using cation exchange.