T/CPCIF 0228-2022
GB/T 12689.10-2004
The methods for chemical analysis of zinc and zinc alloys--The determination of tin content--The phenylfluorone-cetyltrimethyla-mmonium bromide spectrophotometric method
T/HNPCIA 20-2019
YS/T 981.4-2014
Method for chemical analysis of high pure indium—Determination of tin content—Benzfluorenone-cetyltrimethylammonium bromide spectrophotometric method
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
T/CI 531-2024
T/CI 528-2024
T/CI 529-2024
T/CASME 1047-2023
T/SCAS 16-2024
GB/T 12689.6-1990
Zinc and zinc alloys—Determination of tin content—Phenylfluorone-cetyltrimethyla-mmonium bromide spectrophotometric method
T/CI 526-2024
GB/T 14353.14-1993
Methods for chemical analysis of copper ores lead ores and zinc ores—Determination of germanium content—Phenylfluorone-cetyltrimethyl ammonium bromide photometric method after carbon tetrachloride extraction
YB/T 6137-2023
T/HPFCIA 22021-2023
T/HPFCIA 22020-2023
T/CI 530-2024
GB/T 32160-2015
Technical methylnaphthalene
T/CI 522-2024
T/CI 524-2024