GB/T 641-2011
Chemical reagent - Potassium peroxydisulfate
GB/T 26519.2-2021
Persulfate for industrial use—Part 2:Potassium persulfate for industrial use
GB/T 20937-2018
Potassium magnesium of sulphate fertilizer
GB/T 20406-2017
Potassium sulfate for agricultural use
GB/T 641-1994
Chemical reagent—Potassium peroxydisulfate
GB/T 26519.2-2011
Persulfate for industrial use—Part 2:Potassium persulfate for industrial use
HG/T 2155-2006
Potassium persulfate for industrial use
GB/T 16496-1996
Chemical reagent--Potassium sulfate
KS M 8050-2018
Potassium peroxodisulfate
HJ 636-2012
HG/T 3441-2018
Chemical reagent-Potassium pyrosulfate
GB/T 11894-1989
Water quality--Determination of total nitrogen--Alkaline potassium persulfate digestion-UV spectro photo metric method
HG/T 6201-2023
T/CPCIF 0165-2021
HG/T 2155-1991
T/CRIAC 0005-2019
NY/T 3620-2020
Potassium magnesium of sulphate and code of agricultural practice
SN/T 3809-2014
Determination of potassium content in potassium chloride and potassium sulphate - X-ray fluorescence spectrometry
HG/T 6279-2024
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