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benzofluorenone spectrophotometry
benzofluorenone spectrophotometry, Total:6 items.
In the international standard classification, benzofluorenone spectrophotometry involves: Non-ferrous metals, Electrical accessories.
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, benzofluorenone spectrophotometry
- GB/T 8151.10-1987 Methods for chemical analysis of zinc concentrates--The phenyl fluorone spectrophotometric method for the determination of tin content
- GB/T 8151.13-2012 Methods for chemical analysis of zinc concentrates.Part 13:Determination of germanium content.Hydride generation-atomic fluorescence spectrometry and the phenyl fluorone spectrophptometric method
- GB/T 2135-1980 Determination of tin content in cadmium--Phenylfluorone-CTAB photometric method
Professional Standard - Machinery, benzofluorenone spectrophotometry
- JB/T 7776.5-1995 Method for chemical analysis of silver cadmium oxide electrical contact materials Lufenone spectrophotometric method Determination of tin content
- JB/T 7776.4-2008 Test method for chemical analysis of silver-cadmium oxide electric contact material. Part 4: Determination of tin content
工业和信息化部, benzofluorenone spectrophotometry
- YS/T 1341.9-2019 Methods for chemical analysis of crude zinc Part 9: Determination of germanium content Phenofluorenone spectrophotometry