YB/T 4726.2-2018
GB/T 4701.4-2008
Ferrotitanium - Determinatino of manganese content - Arsenite-salt and sodium-salt titrimetric method and periodate photometric method
SJ/T 11556-2015
Determination of Ag、Au、Ca、Cu、Fe、K、Na concentration of nitric acid by AAS
GB/T 6730.8-2016(\u82f1\u6587\u7248)
铁矿石 亚铁含量的测定 重铬酸钾滴定法
T/CSTM 00070-2019
GB/T 6730.7-2016(\u82f1\u6587\u7248)
铁矿石 金属铁含量的测定 磺基水杨酸分光光度法
GB/T 24583.1-2019(\u82f1\u6587\u7248)
钒氮合金 钒含量的测定 硫酸亚铁铵滴定法
GB/T 6730.38-2017(\u82f1\u6587\u7248)
铁矿石 钴含量的测定 亚硝基-R盐分光光度法
YS/T 1319.2-2019
Methods for chemical analysis of tetraammineplatinum(Ⅱ) nitrate-Part 2: Determination of copper,lead,zinc,nickel,iron,manganese and aluminium contents-Inductively coupled plasma atomic emission spectrometry
GB/T 27717-2011(\u82f1\u6587\u7248)
家具中富马酸二甲酯含量的测定
GB/T 6730.26-2017
Iron ores—Determination of fluorine content—Thorium nitrate titrimetric method
GB/T 7731.1-2021
Ferrotungsten—Determination of tungsten content—Cinchonine gravimetric method and ammonium nitrate gravimetric method
GB/T 6730.42-2017(\u82f1\u6587\u7248)
铁矿石 铅含量的测定 双硫腙分光光度法
GB/T 6730.47-2017(\u82f1\u6587\u7248)
铁矿石 铌含量的测定 氯代磺酚S分光光度法
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 5686.1-2022
Ferromanganese,ferromanganese-silicon,nitrogen-bearing ferromanganese and manganese metal—Determination of manganese content—Potentiometric method, titrimetric method after ammonium nitrate oxidation and titrimetric method after perchloric acid oxidation
SN/T 3320.2-2012
GB/T 6730.44-2017(\u82f1\u6587\u7248)
铁矿石 锌含量的测定 1-(2-吡啶偶氮)-2-萘酚分光光度法
HB 5220.11-2008
Methods for chemical analysis of superalloys-Part 11:Determination of manganese content by ammonium nitrate oxidation-ammonium ferrous sulfate volumetric method
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