GB/T 223.26-1989 Methods for chemical analysis of iron,steel and alloy--The thiocyanate direct photometric method for the determination of molybdenum content
This standard specifies the determination of molybdenum content by thiocyanate direct photometry. This standard is applicable to the determination of molybdenum content in medium and low alloy steels, high temperature alloys and precision alloys. Measuring range: 0.10% to 2.00%.
GB/T 223.26-1989 history
2008GB/T 223.26-2008 Iron,steel and alloy.Determination of molybdenum content.The thiocyanate spectrophotometric method
1989GB/T 223.26-1989 Methods for chemical analysis of iron,steel and alloy--The thiocyanate direct photometric method for the determination of molybdenum content