GB/T 4325.25-2013 Methods for chemical analysis of molybdenum.Part 25:Determination of hydrogen content.Inert gas fusion infrared absorption method/thermal conductivity method (English Version)
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GB/T 4325.25-2013
Scope
This part of GB/T 4325 specifies the method for the determination of hydrogen in molybdenum. This part is applicable to the determination of hydrogen content in molybdenum powder, molybdenum bar and molybdenum products. Measuring range: 0.0010%~0.0250%.
GB/T 4325.25-2013 history
2013GB/T 4325.23-2013 Methods for chemical analysis of molybdenum.Part 23:Determination of oxygen and nitrogen contents.Inert gas fusion-infrared absorption and thermal conductivity method
1984GB/T 4325.25-1984 Methods for chemical analysis of molybdenum--The inert gas fusion-coulometric titration method for the determination of oxygen content