GB/T 655-2011
Chemical reagent - Ammonium persulfate
GB/T 32784-2016
Pig iron contenting nickel—Determination of chromium content—Ammonium per sulfate-ammonium ferrous sulfate titration method
GB/T 26519.3-2021
Persulfate for industrial use—Part 3:Ammonium persulfate for industrial use
20231327-T-605
Ferrochromium, silicochromium, nitrogen-bearing ferrochromium and high nitrogen ferrochromium-Determination of chromium content-The ammonium persulfate oxidation titrimetric method and potentiometric titration method
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 4908.1-2021
Vanadium-aluminum alloy-Determination of vanadium content-Ammonium persulfate oxidation-ammonium ferrous sulfate titrimetric method
GB/T 23939-2009
Ammonium persulfate for industrial use
DB37/T 2735-2015
GB/T 4699.2-2008
Ferrochromium and ferrosilicochromium - Determination of chromium content - The ammonium persulfate oxidation titrimetric method and potentiometric titration method
YB/T 4218-2010
Vanadium pentoxide-Determination of vanadium pentoxide content-The ammonium persulfate oxidation titrimetric method
SN/T 3810-2014
Determination of nitrogen content in urea and ammonium sulphate - X-ray fluorescence spectrometry
GB/T 4909.10-2009
Test methods for bare wires - Part 10: Test for continuity of coating - Ammonium persulphate solution method
GB/T 655-1994
Chemical reagent—Ammonium persulfate
HG/T 3818-2006
Ammoniun persulfate for industrial use
GB/T 24583.1-2019
Vanadium-nitrogen—Determination of vanadium content—Ammonium ferrous sulfate titration method
DB51/T 2037-2015
HB 5220.15-2008
Methods for chemical analysis of superalloys-Part 15:Determination of chromium content by ammonium persulfate oxidation-ammonium iron (Ⅱ) volumetric method
JB/T 9499.3-1999
Method for chemical analysis of constantan resistance alloy The ammonium persulfate oxidation-ammonium ferrous sulfate titrimetric method for the determination of manganese content
JB/T 9552.2-1999
DZ/T 0064.31-2021
Methods for analysis of groundwater quality—Part 31:Determination of manganese content—Ammonium persulfate spectrophotometry