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 (English Version)
- Standard No.
- GB/T 12689.4-2004
- Language
- Chinese, Available in English version
- Release Date
- 2004
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 12689.4-2004
- Replace
- GB/T 12689.2-1990 GB/T 12689.9-1990
- Scope
- This part specifies the method for the determination of copper content in zinc and zinc alloys. This section applies to the determination of copper content in zinc and zinc alloys. Measuring range: 0.000 10% to 0.010%.
GB/T 12689.4-2004 history
- 2004 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
- 1990 GB/T 12689.2-1990 Zinc and zinc alloys--Determination of copper content--Lead diethyldithio-carbamate spectrophotometric method
- 0000 GB 473-1976
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 has been changed from GB/T 12689.2-1990 Zinc and zinc alloys--Determination of copper content--Lead diethyldithio-carbamate spectrophotometric method.
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 has been changed from GB/T 12689.9-1990 Zinc and zinc alloys--Determination of copper content--Flame atomic absorption spectrometric method.
GB/T 12689.4-2004 -All Parts
GB/T 12689.1-2010 Methods for chemical analysis of zinc and zinc alloys—Part 1:Determination of aluminum content—Chromazurol Spolyethylene glycol octyl phenylether-cetylpyridine bromine spectrophotometry,Chromeazurol S spectrophotometric method and EDTA titrimetry
GB/T 12689.10-2004 The methods for chemical analysis of zinc and zinc alloys-The determination of tin content-The phenylfluorone-cetyltrimethyla-mmonium bromide spectrophotometric method
GB/T 12689.11-2004 The methods for chemical analysis of zinc and zinc alloys-The determination of lanthanum and cerium contents-The tri-bromide arsenazo spectrophotometric method
GB/T 12689.12-2004 The methods for chemical analysis of zinc and zinc alloys-The determination of lead,cadmium,iron,copper,tin,aluminium,arsenic,stibium,magnesium lanthanum and cerium contents-The inductively coupled plasma-optical emission spectrometric method
GB/T 12689.13-1990 Zinc and zinc alloys--Determination of aluminium content--Electrothermal atomic absorption spectrometric method
GB/T 12689.14-1990 Zinc and zinc alloys--Determination of aluminium content--Chromazurol S spectrophotometric method
GB/T 12689.2-2004 The methods for chemical analysis of zinc and zinc alloys-The determination of arsenic content-The atomic fluorescence spectrometer method
GB/T 12689.3-2004 The methods for chemical analysis of zinc and zinc alloys-The determination of cadmium content-The flame atomic absorption spectrometric method
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
GB/T 12689.5-2004 The methods for chemical analysis of zinc and zinc alloys-The determination of iron content-The sultosalicylic acid spectrometric method and the flame atomic absorption spectrometric method
GB/T 12689.6-2004 The methods for chemical analysis of zinc and zinc alloys-The determination of lead content-The oscillopolarographic method
GB/T 12689.7-2010 Methods for chemical analysis of zinc and zinc alloys—Part 7:Determination of magnesium content—Flame atomic absorption spectrometric method
GB/T 12689.8-2004 The methods for chemical analysis of zinc and zinc alloys-The determination of silicon content-The molybdenum blue spectrophotometric method
GB/T 12689.9-2004 The methods for chemical analysis of zinc and zinc alloys-The determination of antimony content-The atomic fluorescence spectrometer and the flame atomic absorption spectrometric method