GB/T 8151.4-1987Methods for chemical analysis of zinc concentrates--The molybdenum blue spectrophotometric method for the determination of silica content (English PDF)

GB/T 8151.4-1987 (Methods for chemical analysis of zinc concentrates--The molybdenum blue spectrophotometric method for the determination of silica content) is available as an English-translated PDF.

GB/T 8151.4-1987 is the Chinese national standard "Methods for chemical analysis of zinc concentrates--The molybdenum blue spectrophotometric method for the determination of silica content". It is obsolete: it has been replaced by GB/T 8151.4-2000.

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

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