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
HB/Z 5109.6-2001
GB/T 24226-2009(\u82f1\u6587\u7248)
铬矿石和铬精矿 钙含量的测定 火焰原子吸收光谱法
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 12687.5-1990
Chemical analysis of nitrate of rare earth for agriculture—Determination of chrome content-sys—Diphenyl carbazide spectrophotometric method
GB/T 24231-2009(\u82f1\u6587\u7248)
铬矿石 镁、铝、硅、钙、钛、钒、铬、锰、铁和镍含量的测定 波长色散X射线荧光光谱法
GB/T 36084-2018(\u82f1\u6587\u7248)
纳米技术 水溶液中铜、锰、铬离子含量的测定 紫外-可见分光光度法
HB/Z 5107.16-2004
Methods for analysis of chemical oxidation solution for magnesium alloy-Part 16:Determination of potassium bichromate content in nitric acid oxidation solution by potentiometric method
GB/T 24230-2009
Chromium ores and concentrates - Determination of chromium content - Titrimetric method
GB/T 4702.1-2016
Chromium metal—Determination of chromium content—The ammonium ferrous sulfate titrimetric method
GB/T 15072.7-2008(\u82f1\u6587\u7248)
贵金属合金化学分析方法 金合金中铬和铁量的测定 电感耦合等离子体原子发射光谱法
GB/T 24229-2009
Chromium ores and concentrates - Determination of aluminium content - Complexometric method
GB/T 38287-2019
Determination of hexavalent chromium in plastic materials
GB/T 24990-2010
Paper,board and pulps - Determination of chromium
GB/T 23349-2020
Determination of arsenic,cadmium,chromium,lead and mercury contents for fertilizers
GB/T 29660-2013
Determination of Chromium in cosmetics
NY/T 3425-2019
Water-soluble fertilizers-Determination of total Chromium and chromium (Ⅲ)and chromium (Ⅵ)contents
GB/T 24226-2009e
Chromium ores and concentrates—Determination of calcium contents—Flame atomic absorption spectrometric method
GB/T 24226-2009
Chromium ores and concentrates - Determination of calcium contents - Flame atomic absorption spectrometric method
GB/T 19940-2005
Chrome powder-Determination of chromium(VI)