GB/T 12689.1-2004
GB/T 12689.1-2004, Total:3 items.
The international standard classification for "GB/T 12689.1-2004" includes: Chemical analysis of metals , Lead, zinc, tin and their alloys .
The Chinese standard classification for "GB/T 12689.1-2004" includes: Heavy metals and their alloys analysis method .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 12689.1-2004 The method for chemical analysis of zinc and zinc alloys―The determination of aluminum content―The chromaurol S-polyethylene glycol octyl phenylether-cetylpyridine bromine spectrophotometric method and the chromeazurol S spectrophotometric method and th
- GB/T 12689.1-1990 Zinc and zinc alloys―Determination of aluminium content―EDTA titrimetric method
- 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
gbt,gbt gbt,gbt method,ultraviolet gbt,gbt series,GBT10044,GBT10046,GBT10,GBT100,GBT1000,GBT10000,GB/T 10001.1,GB/T 10001.10,GB/T 10001.2,GB/T 10001.3,GBT10001.4,GBT10001.5,GB/T 12689.1-2004
