QB/T 1781-2011
QB/T 1781-2011
QB/T 1781-2011
QB/T 1781-2011
Food additive Propyl p-hydroxybenzoate
QB/T 1781-2011
O-Hydroxybenzoic acid(Salicylic acid)
QB/T 1781-2011
Determination of benzoic acid,sorbic acid,methylparaben,ethylparaben,propylparaben and butylparaben in tobacco flavourings and casings—High performance liquid chromatographic method
QB/T 1781-2011
o-Methoxyaniline-p -sulfonylethyl hydrogen sulfate ester
QB/T 1781-2011
Determination of 4-hydroxybenzoic acid ester in food for export
QB/T 1781-2011
3,4,5-Trimethoxybenzoic acid methyl ester
QB/T 1781-2011
QB/T 1781-2011
QB/T 1781-2011
QB/T 1781-2011
QB/T 1781-2011
Determination of seven parabens in cosmetics—High performance liquid chromatography
QB/T 1781-2011
Light-sensitive material-Ethyl 4-dimethylaminobenzoate
QB/T 1781-2011
Food additive—Ethyl p-hydroxybenzoate
QB/T 1781-2011
Light-sensitive material-2-Ethylhexyl 4- (dimethylamino)benzoate
QB/T 1781-2011
QB/T 1781-2011
QB/T 1781-2011
Cosmetic raw materials. Methyl p-hidroxybenzoate.