GB/T 27717-2011(\u82f1\u6587\u7248)
家具中富马酸二甲酯含量的测定
GB/T 10209.2-2010
Determination of monoammonium phosphate and diammonium phoshpate - Part 2: Phosphorus content
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 10209.1-2008
Determination of monoammonium phosphate and diammonium phoshpate - Part 1: Total nitrogen content
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
YB/T 4218-2010
Vanadium pentoxide-Determination of vanadium pentoxide content-The ammonium persulfate oxidation titrimetric method
GB/T 19720-2024
Jewellery and precious metals—Determination of platinum and palladium—Gravimetry using ammonium chloride and dimethylglyoxime
GB/T 10209.2-2001
Determination of available phosphous content for monoammonium phosphate and diammonium phosphate
SN/T 3808-2014
Determination of total phosphorus content in diammonium phosphate - X-ray fluorescence spectrometry
YB/T 547.1-2014
Vanadium slag - Determination of vanadium pentoxide content - Ammonium ferrous sulfate titrimetric method
GB/T 10209.1-2001
Determination of total nitrogen content for monoammonium phosphate and diammonium phosphate Titrimetric method after distillation
DB65/T 3397-2012
YB/T 5328-2009
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
YB/T 159.1-2015
Titanium concentrate (rock minerals) - Determination of titanium dioxide content - The ferric ammonium sulfate titrimetric method
YS/T 424.1-2022
GB/T 19720-2005
Platinum jewellery alloys-Determination of platinum and palladium-Gravimetric method after precipitation of diammonium hexachloroplatinate and dimethylglyoxime
DZ/T 0454.1-2023
GB/T 6276.7-2010
Determination of ammonium hydrogen carbonate for industrial use—Part 7:Arsenic content—Silver diethyl dithiocarbamate photometric method
EJ/T 1212.5-2008
Test methods for analysis of sintered gadolinium oxide-uranium dioxide pellets-Part 5:Determination of uranium content by ferrous sulfate reduction in phosphoric acid and dichromate titration method