GB/T 27717-2011(\u82f1\u6587\u7248)
家具中富马酸二甲酯含量的测定
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 5687.11-2006
Ferrochromium-Determination of titanium content-Diantipyrylmethane spectrophotometric method
GB/T 4701.12-2024
Ferrotitanium—Determination of titanium content—Diantipyrylmethane spectrophotometric method
GB/T 3654.8-2023
Ferroniobium—Determination of titanium content—Chromotropic acid photometric method and diantipyrylmethane photometric method
GB/T 223.84-2009
Steel and iron - Determination of titanium content - Diantipyrylmethane spectrophotometric method
GB/T 14949.5-2021
Manganese ores一Determination of titanium content一Diantipyrylmethane spectrophotometric method
GB/T 4702.18-2020
Chromiun metal—Determination of vanadium content—Tantalum reagent trichloromethane extraction spectrophtometry method
GB/T 3654.2-2008
Ferroniobium - Determination of copper content - The neocuproine-choroform extraction photometric method
GB/T 6730.22-2016
Iron ores—Determination of titanium content—Diantipyrylmethane spectrophotometric method
DB34/T 3242-2018
GB/T 6730.48-2021
Iron ores—Determination of bismuth content— Dithiodiantipyryl methane spectrophotometric method
YB/T 4582.9-2017
Ferrosilicon nitride—Determination of titanium content—Diantipyrylmethane spectrophotometric method
GB/T 13748.19-2005
Chemical analysis methods of magnesium and magnesium alloys Determination of titanium content Diantipyrylmethane spectrophotometric method
YB/T 5043-2012
Molybdenurn oxide-Determination of phosphoru content-Spectrophotometric method of extraction of n-butyl alcohol-trichloromethane
HG/T 2957.11-2004
GB/T 14849.9-2015
Methods for chemical analysis of silicon metal—Part 9: Determination of titanium content —Diantipyryl methane spectrophotometry
DB51/T 1689-2013
YB/T 190.14-2023
HB/Z 5218.8-2004
Methods for chemical analysis of aluminium alloys-Part 8:Determination of titanium content by diantipyryl methane spectrophotometric method