This standard specifies the technical requirements, test methods, inspection rules, packaging and signs of the chemical reagent potassium permanganate. This standard applies to the inspection of the chemical reagent potassium permanganate.
GB/T 643-1988 history
2008GB/T 643-2008 Chemical reagent.Potassium permanganate
1988GB/T 643-1988 Chemical reagent--Potassium permanganate