GB/T 6730.34-2017(\u82f1\u6587\u7248)
铁矿石 锡含量的测定 邻苯二酚紫-溴化十六烷基三甲胺分光光度法
GB/T 6730.34-2017e
Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method
GB/T 6730.34-2017
Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method
GB/T 223.50-1994
Methods for chemical analysis of iron,steel and alloy--The phenylfluorone-CTMAB direct photometric method for the determination of tin content
YS/T 520.6-2007
Chemical analysis of gallium—Part 6:Determination of tin content—The salicylfluorone cetyltrimethylammonium bromide spectrophotometric method
GB/T 4375.6-1984
Methods for chemical analysis of gallium--The salicylfluorone cetyltrimethyl ammonium bromide photometric method for the determination of tin content
GB/T 14352.15-1993
Methods for chemical analysis of tungsten ores and molybdenum ores—Determination of germanium content—Distillation separation-phenyl fluorone cetyltrimethyl-ammonium bromide phtometric method
GB/T 15917.3-1995
Dysprosium and dysprosium oxide—Determination of tantalum content—Para-chloride—phenylfluorone-cetyl trimethyl ammonium bromide-ethanol spectrophotometric method