GB/T 6730.30-2017(\u82f1\u6587\u7248)
铁矿石 铬含量的测定 二苯基碳酰二肼分光光度法
GB/T 27717-2011(\u82f1\u6587\u7248)
家具中富马酸二甲酯含量的测定
FZ/T 01148-2019
Textiles—Determination of adipicdihydrazide—Method using LC-MS/MS
GB/T 4333.6-2019
Ferrosilicon—Determination of chromium content—Diphenylcarbazide spectrophotometric method
GB/T 38216.1-2019
Steel slag—Determination content of chromic oxide—Diphenyl carbazide spectrophotometry method
GB/T 6730.30-2017e
Iron ores—Determination of chromium content—Diphenyl carbazide spectrophotometric method
GB/T 6730.30-2017
Iron ores—Determination of chromium content—Diphenyl carbazide spectrophotometric method
GB/T 20500-2006
Method for the determination of di(2-ethylhexyl) adipate and di-n-octyl adipate in polyvinyl chloride film
GB/T 20377-2006
Modified starch - Determination of adipic acid content of acetylated di-starch adipates - Gas chromatographic method
GB/T 31931-2015
Zinc or zinc alloy coating on steel sheets or strips—Determination of hexavalent chromium content—1,5-Diphenylcarbohydrazide (diphenylcarbazide) spectrophotometric method
YB/T 4582.2-2017
Ferrosilicon nitride—Determination of chromium content—Diphenylcarbonhydrazide spectrophotometric method
GB/T 23943-2009
Inorganic chemicals for industrial use - General method for the determination of chromium(Ⅵ) content - 1,5-diphenylcarbohydrazide spectrophotometric method
GB/T 6609.8-2004
Chemical analysis methods and determination of physical performance of alumina--Determination of chromium sesquioxide content--Diphenyl carbazide photometric method
GB/T 14849.11-2016
Methods for chemical analysis of silicon metal—Part 11:Determination of chromium content—1,5-Diphenylcarbohydrazide spectrophotometric method
YS/T 445.12-2019
Methods for chemical analysis of silver concentrates-Part 12:Determination of chromiunl content-Diphenylcarbazide spectrophotometry
SH/T 1499.2-1997
Pure adipic acid--Determination of content--Titrimetric method
SH/T 1499.10-2012
Pure adipic acid-Part 10:Determination of content of moisture-Thermogravimetric method
SH/T 1499.8-1997
Pure adipic acid--Determination of content of oxidizable compounds--Titrimetric method
SH/T 1499.7-2012
Pure adipic acid-Part 7:Determination of content of nitric acid-Spectrophotometric method
SH/T 1499.5-1997
Pure adipic acid--Determination of content of iron--2,2'-Bipyridyl spectrophotometric method