SN/T 3920-2014
Determination of hydroquinone,salicylic acid,phenol,2-phenoxyethanol,methyl 4-hydroxybenzoic acid easters,dichlorophen and triclosan in cosmetics for export-Liquid chromatography method
SN/T 3920-2014
SN/T 3920-2014
Determination of benzoic acid、sorbic acid and p-hydroxybenzoic acid esters antiseptics in milk and dairy products for export - HPLC Method
SN/T 3920-2014
Determination of benzoic acid,sorbic acid and parabens in Chinese traditional medicine preparation -Liquid chromatographic method
SN/T 3920-2014
SN/T 3920-2014