GB/T 5009.31-2003
Determination of p-hydroxybenzoic acid esters in foods
GB/T 5009.31-2003
GB/T 5009.31-2003
Determination of benzoic acid,sorbic acid,methylparaben,ethylparaben,propylparaben and butylparaben in tobacco flavourings and casings—High performance liquid chromatographic method
GB/T 5009.31-2003
GB/T 5009.31-2003
Determination of benzophenone and methyl p-hydroxybenzoate in aquatic products for export - LC-MS/MS method
GB/T 5009.31-2003
Cosmetic raw materials. Methyl p-hidroxybenzoate.
GB/T 5009.31-2003
Cosmetic raw materials. Methyl p-hydroxybenzoate, sodium salt.
GB/T 5009.31-2003
Food additive Propyl p-hydroxybenzoate
GB/T 5009.31-2003
GB/T 5009.31-2003
Determination of 4-hydroxybenzoic acid ester in food for export
GB/T 5009.31-2003
GB/T 5009.31-2003
GB/T 5009.31-2003
GB/T 5009.31-2003
COSMETIC RAW MATERIALS. METHYL P-HIDROXYBENZOATE.
GB/T 5009.31-2003
COSMETIC RAW MATERIALS. METHYL P-HYDROXYBENZOATE, SODIUM SALT.
GB/T 5009.31-2003
Food additive—Ethyl p-hydroxybenzoate
GB/T 5009.31-2003
GB/T 5009.31-2003
GB/T 5009.31-2003
Determination of benzoic acid、sorbic acid and p-hydroxybenzoic acid esters antiseptics in milk and dairy products for export - HPLC Method
GB/T 5009.31-2003