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 13748.21-2009(\u82f1\u6587\u7248)
镁及镁合金化学分析方法 第21部分:光电直读原子发射光谱分析方法测定元素含量
DB32/T 1438-2009
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 13748.20-2009(\u82f1\u6587\u7248)
镁及镁合金化学分析方法 第20部分:ICP-AES测定元素含量
KS M 1911-2002(2007)
Phthalic anhydride for industrial use-Methods of test-Determination of phthalic anhydride content-Titrimetric 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 575.12-2007
Methods for chemical analysis of bauxite—Part 12:Determination of vanadium pentoxide content—N-benzoy-N-phenythyroxy lamine photometric method
DB51/T 2185-2016
ASTM D1306-88(1996)e1
Standard Test Method for Phthalic Anhydride Content of Alkyd Resins and Esters Containing Other Dibasic Acids (Gravimetric) (Withdrawn 2004)
DB51/T 1560-2013
YS/T 1341.9-2019
Methods for chemical analysis of crude zinc-Part 9:Determination of germanium content-Benzene fluorenone spectrophotometry
HB/Z 5218.19-2004
Methods for chemical analysis of aluminium alloys-Part 19:Determination of chromium content by diphenylcarbazide spectrophotometric method
JC/T 2342-2015
Method for the quantitative phase analysis of silicon nitride
DB43/T 2306-2022
HB 5220.33-2008
Methods for chemical analysis of superalloys-Part 33:Determination of niobium content by tetraphenyl arsonium chloride hydrochloride gravimetric method
GB/T 6609.10-2004
Chemical analysis methods and determination of physical performance of alumina--Determination of vanadic oxide content--N-benzoyl-N-phenylhydroxylamine extraction photometric method
DB51/T 1220-2011
GB/T 20975.13-2008
Methods for chemical analysis of aluminium and aluminium alloys—Part 13:Determination of vanadium content—N-benzoyl-Nphenylhydroxylamine spectrophotometric method
DB13/T 5423-2021