GB/T 24230-2009
Chromium ores and concentrates - Determination of chromium content - Titrimetric method
GB/T 5687.2-2007
Ferrochromium, silicochromium and nitrogen - bearing ferrochromium - Determination of silicon content - The perchloric acid dehydration gravimetric method
GB/T 4702.1-2016
Chromium metal—Determination of chromium content—The ammonium ferrous sulfate titrimetric method
GB/T 24229-2009
Chromium ores and concentrates - Determination of aluminium content - Complexometric method
NY/T 3425-2019
Water-soluble fertilizers-Determination of total Chromium and chromium (Ⅲ)and chromium (Ⅵ)contents
GB/T 38287-2019
Determination of hexavalent chromium in plastic materials
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 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
GB/T 24227-2009
Chromium ores and concentrates - Determination of silicon content - Spectrophotometric method and gravimetric method
YB/T 4582.2-2017
Ferrosilicon nitride—Determination of chromium content—Diphenylcarbonhydrazide spectrophotometric method
GB/T 33093-2016
Determination of chromium(Ⅵ) content in textiles dyeing and finishing auxiliaries
GB/T 4702.2-2008
Chromium metal - Determination of silicon content - The perchloric acid gravimetric method
MT/T 965-2005
Classification for chromium in coal
GB/T 24225-2009
Chromium ores - Determination of total iron content - Titrimetric method after reduction
GB/T 4699.2-2008
Ferrochromium and ferrosilicochromium - Determination of chromium content - The ammonium persulfate oxidation titrimetric method and potentiometric titration method
NY/T 888-2004
Determination of chromium content for fertilizers
YB/T 6088-2023