SN/T 3809-2014
Determination of potassium content in potassium chloride and potassium sulphate - X-ray fluorescence spectrometry
T/QGFA 0005-2024
T/CAPDA 059-2023
GB/T 641-2011
Chemical reagent - Potassium peroxydisulfate
GB/T 20937-2018
Potassium magnesium of sulphate fertilizer
GB/T 20406-2017
Potassium sulfate for agricultural use
KS D 1673-2-2023
Iron and steel — ICP atomic emission spectrometric method — Part 2: Determination of various elements — Decomposition with acids and fusion with potassium disulfate
KS D 1673-5-2023
Iron and steel — ICP atomic emission spectrometric method — Part 5: Determination of niobium content — Dissolution in phosphoric and sulfuric acids or Dissolution in acids and fusion with potassium disulfate
GB/T 16496-1996
Chemical reagent--Potassium sulfate
GB/T 26519.2-2021
Persulfate for industrial use—Part 2:Potassium persulfate for industrial use
HG/T 3441-2018
Chemical reagent-Potassium pyrosulfate
HG/T 6201-2023
UNE 30108:1960
ANALYSIS REAGENTS. POTASIUM AND SHROMIUM SULPHATE. (CHROMIUM ALUM)
I3A IT4.303-1984(R2003)
Photography (Chemicals) - Potassium Persulfate (reaffirmation and redesignation of ANSI/NAPM IT4.303-1984 (R1995))
NY/T 3620-2020
Potassium magnesium of sulphate and code of agricultural practice
GB/T 20937-2007
Potassium magnesium of sulphate fertilizer
GB/T 20406-2006
Potassium sulfate for agricultural use
GB/T 641-1994
Chemical reagent—Potassium peroxydisulfate
GB/T 22409-2008
Photography - Processing chemicals - Specifications for possium sulfite solution,650g/L
GB 25570-2010