GB/T 38420-2019 Determination of bisphenol A migration in polycarbonate and polysulfone materials in toys—High performance liquid chromatography-tandem mass spectrometry (English Version)
2019GB/T 38420-2019 Determination of bisphenol A migration in polycarbonate and polysulfone materials in toys—High performance liquid chromatography-tandem mass spectrometry