GB/T 39138.2-2020
Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 2：Determination of nickel content—Dimethylglyoxime gravimetric method
- Standard No.
- GB/T 39138.2-2020
- Language
- Chinese
- Release Date
- 2020
- Published By
- 国家市场监督管理总局、中国国家标准化管理委员会
- Lastest
- GB/T 39138.2-2020
GB/T 39138.2-2020 history
- 2020 GB/T 39138.2-2020 Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 2：Determination of nickel content—Dimethylglyoxime gravimetric method
GB/T 39138.2-2020 -All Parts
GB/T 39138.1-2020 Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 1：Determination of gold content—Potentiometric titration using ferrous sulfate
GB/T 39138.2-2020 Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 2：Determination of nickel content—Dimethylglyoxime gravimetric method
GB/T 39138.3-2020 Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 3：Determination of chromium, iron, silicon and boron contents—Inductively coupled plasma atomic emission spectrometry