DB43/T 1655-2019
QB/T 5106-2017
Cosmetic Ingredients-Benzethonium Chloride
GB/T 30931-2014
Determination of Benzalkonium Chloride in cosmetics―High performance liquid chromatography
QB/T 5833-2023
QB/T 5452-2019
GB/T 19720-2005
Platinum jewellery alloys-Determination of platinum and palladium-Gravimetric method after precipitation of diammonium hexachloroplatinate and dimethylglyoxime