- Standard No.
- GB/T 4325.4-2013
- Language
- Chinese, Available in English version
- Release Date
- 2013
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
-
GB/T 4325.4-2013
- Replace
-
GB/T 4325.3-1984
- Scope
- This part of GB/T 4325 specifies the determination method for the amount of tin in molybdenum. This part is applicable to the determination of tin content in molybdenum powder, molybdenum bar, molybdenum trioxide and ammonium molybdate. Measuring range: 0.0003%~0.0050%.
GB/T 4325.4-2013 history
- 2013 GB/T 4325.5-2013 Methods for chemical analysis of molybdenum.Part 5:Determination of antimony content.Atomic fluorescence spectrometry
- 1984 GB/T 4325.4-1984 Methods for chemical analysis of molybdenum--The malachite green photometric method for the determination of antimony content
GB/T 4325.4-2013 Methods for chemical analysis of molybdenum.Part 4:Determination of tin content.Atomic fluorescence spectrometry has been changed from GB/T 4325.3-1984 Methods for chemical analysis of molybdenum--The polyethylene glycol octyl phenyl ether-phenyl fluorine photometric method for the determination of tin content.