GB/T 4325.13-1984 Method for chemical analysis of molybdenum--The glyoxal bis(2-hydroxyanil)photometric method for the determination of calcium content (English Version)
This standard is applicable to the determination of calcium content in molybdenum powder, molybdenum bar, molybdenum trioxide and ammonium molybdate. Measuring range: 0.0007~0.025%.
GB/T 4325.13-1984 history
2013GB/T 4325.13-2013 Methods for chemical analysis of molybdenum.Part 13:Determination of calcium content.Flame atomic absorption spectrometry
1984GB/T 4325.13-1984 Method for chemical analysis of molybdenum--The glyoxal bis(2-hydroxyanil)photometric method for the determination of calcium content