GB/T 223.23-1994 Methods for chemical analysis of iron, steel and alloy.The dimethylglyoxime spectrophotometric method for the determination of nickel content (English Version)
This standard specifies the spectrophotometric method for the determination of nickel content by dimethylglyoxime. This standard is applicable to the determination of nickel content in pig iron, iron powder, carbon steel and alloy steel. The measurement range is 0.030% to 2.00%.
GB/T 223.23-1994 history
2008GB/T 223.23-2008 Iron,,steel and alloy.Determination of nickel content.The dimethylglyoxime spectrophotometric method
1994GB/T 223.23-1994 Methods for chemical analysis of iron, steel and alloy.The dimethylglyoxime spectrophotometric method for the determination of nickel content
1982GB 223.23-1982 Chemical analysis of iron,steel and alloy--The determination of nickel by dimethylglyoxime photometric method