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 23960-2009
Catechol for industrial use
GB/T 6020-2008
Butadiene for industrial use - Determination of tert-butyl-catechol (TBC)
GB/T 6730.34-1986
Methods for chemical analysis of iron ores The pyrocatechol violet-cetyl trimethylamine bromide photometric method for the determination of tin content
DB37/T 3036-2017
ASTM D4590-22
Standard Test Method for Colorimetric Determination of
KS M 1939-2002(2007)
Butadiene for industrial use-Determination of tert-butyl-catechol(TBC)[4-(1,1-dimethylethyl)-1,2 benzenediol]-Spectrometric method
GB/T 13748.2-2005
Chemical analysis methods of magnesium and magnesium alloys Determination of tin content Pyrocatechol violet spectrophotometric method
KS M 1941-2002(2007)
Butadiene for industrial use-Determination of active tert-butyl-catechol(TBC)[4-(1,1-dimethylethyl)-1,2 benzenediol]-High performance liquid chromatographic method
SH/T 1485.4-1995
ASTM D4590-09
Standard Test Method for Colorimetric Determination of p-tert-Butylcatechol In Styrene Monomer or AMS (alpha-Methylstyrene) by Spectrophotometry
ASTM D4590-06
Standard Test Method for Colorimetric Determination of p-tert-Butylcatechol In Styrene Monomer or AMS (alpha-Methylstyrene) by Spectrophotometry
GB/T 12688.8-2011
Test method of styrene for industrial use - Part 8:Determination of content of inhibitor(p-tert-butylcatechol)- Spectrophotometric method
GB/T 12702-1999
Butadiene for industrial use—Determination of tert-butyl-catechol(TBC)—High performance liquid chromatographic method
GB/T 6020-1999
Butadiene for industrial use—Determination of tert-butyl-catechol(TBC)[4-(1,1-dimethylethyl)-1,2-benzenediol]—Spectrometric method
ASTM D4590-95A
Standard Test Method for Colorimetric Determination of p-tert-Butylcatechol In Styrene Monomer or AMS (alpha-Methylstyrene) by Spectrophotometry
ASTM D4590-00
Standard Test Method for Colorimetric Determination of p-tert-Butylcatechol In Styrene Monomer or AMS (alpha-Methylstyrene) by Spectrophotometry
KS I ISO 10566-2008(2023)
Water quality-Determination of aluminium-Spectrometric method using pyrocatechol violet