GB/T 4325.24-1984 Methods for chemical analysis of molybdenum--The molybdenum blue photometric method for the determination of phosphorus content (English Version)
This standard is applicable to the determination of phosphorus content in molybdenum powder, molybdenum bar, molybdenum trioxide and ammonium molybdate. Measuring range: 0.0002 to 0.018%.
GB/T 4325.24-1984 history
2013GB/T 4325.22-2013 Methods for chemical analysis of molybdenum.Part 22:Determination of phosphorus content.Molybdenum blue spectrophotometry
1984GB/T 4325.24-1984 Methods for chemical analysis of molybdenum--The molybdenum blue photometric method for the determination of phosphorus content
GB/T 4325.24-1984 Methods for chemical analysis of molybdenum--The molybdenum blue photometric method for the determination of phosphorus content was changed to GB/T 4325.22-2013 Methods for chemical analysis of molybdenum.Part 22:Determination of phosphorus content.Molybdenum blue spectrophotometry.