- Standard No.
- GB/T 223.23-2008
- Language
- Chinese, Available in English version
- Release Date
- 2008
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
-
GB/T 223.23-2008
- Replace
-
GB/T 223.24-1994
GB/T 223.23-1994
- Scope
- WARNING: Personnel applying this standard should have practical experience in formal laboratory work. This section does not address all possible security issues. It is the user's responsibility to take appropriate safety and health measures and ensure compliance with the conditions stipulated in the relevant national laws and regulations. This part of GB/T 223 stipulates the determination of nickel content by dimethylglyoxime spectrophotometric method and extraction separation - dimethylglyoxime spectrophotometric method. Method 1 of this part is applicable to the determination of nickel content with a mass fraction of 0.030% to 2.00% in pig iron, iron powder, carbon steel and alloy steel; method 2 of this part is applicable to pig iron, carbon steel, alloy steel and precision alloys Determination of nickel content with a mass fraction of 0.010% to 0.50%.
GB/T 223.23-2008 Referenced Document
- GB/T 20066 Steel and iron.Sampling and preparation of samples for the determination of chemical composition
- GB/T 6379.1 Accuracy(trueness and precision)of measurement methods and results Part 1:General principles and definitions
- GB/T 6379.2 Accuracy(trueness and precision)of measurement methods and results-Part 2:Basic method for the determination of repeatability and reproducibility of a standard measurement method
GB/T 223.23-2008 history
- 2008 GB/T 223.23-2008 Iron,,steel and alloy.Determination of nickel content.The dimethylglyoxime spectrophotometric method
- 1994 GB/T 223.23-1994 Methods for chemical analysis of iron, steel and alloy.The dimethylglyoxime spectrophotometric method for the determination of nickel content
- 1982 GB 223.23-1982 Chemical analysis of iron,steel and alloy--The determination of nickel by dimethylglyoxime photometric method
GB/T 223.23-2008 Iron,,steel and alloy.Determination of nickel content.The dimethylglyoxime spectrophotometric method has been changed from GB/T 223.24-1994 Methods for chemical analysis of iron, steel and alloy.The extraction seperation--The dimethylglyoxime spectrophotometric method for the determination of nickel content.