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GB/T 12689.4-2004 English PDF

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GB/T 12689.4-2004: The methods for chemical analysis of zinc and zinc alloys -- The determination of copper content -- The lead diethyldithio-carbamate spectrophotometric method and the flame atomic absorption spectrometric method and the electrolytic method
Status: Valid

GB/T 12689.4: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 12689.4-2004English239 Add to Cart 3 days [Need to translate] The methods for chemical analysis of zinc and zinc alloys -- The determination of copper content -- The lead diethyldithio-carbamate spectrophotometric method and the flame atomic absorption spectrometric method and the electrolytic method Valid GB/T 12689.4-2004
GB/T 12689.4-1990English199 Add to Cart 2 days [Need to translate] Zinc and zinc alloys--Determination of arsenic content--Molybdenum blue spectrophotometric method Obsolete GB/T 12689.4-1990

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Basic data

Standard ID GB/T 12689.4-2004 (GB/T12689.4-2004)
Description (Translated English) The methods for chemical analysis of zinc and zinc alloys. The determination of copper content. The lead diethyldithio-carbamate spectrophotometric method and the flame atomic absorption spectrometric method and the electrolytic method
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard H13
Classification of International Standard 77.040.30
Word Count Estimation 9,951
Date of Issue 2004-04-30
Date of Implementation 2004-10-01
Older Standard (superseded by this standard) GB/T 12689.2-1990; GB/T 12689.9-1990
Adopted Standard ISO 1976-1975; MOD
Regulation (derived from) Announcement of Newly Approved National Standards No. 5 in 2004 (total 67)
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China, China National Standardization Administration Committee
Summary This standard specifies: zinc and zinc alloy of copper content determination. This standard applies to: zinc and zinc alloy of copper content determined. Measuring range