HG/T 6249-2023
HG/T 6249-2023
2-Amino-4,6-dimethoxypyrimidine
HG/T 6249-2023
HG/T 6249-2023
HG/T 6249-2023
Ultraviolet absorber-2-Hydroxy-4-n-octoxybenzophenone(UV-531)
HG/T 6249-2023
Food contact materials - Polymer - Determination of 2-hydroxy-4-methoxy-benzophenon in food simulants - High performance liquid chromatography
HG/T 6249-2023
HG/T 6249-2023
Cosmetic raw materials. Sunscreens. 5-phenylmethoxo-4-hydroxy-2-methoxysulfonic acid.
HG/T 6249-2023
HG/T 6249-2023
Cosmetic raw materials. Sunscreens. 2-Hidroxy-4-methoxy fenone (oxibenzone).
HG/T 6249-2023
Cosmetic raw materials. 5-phenylmethoxo-4-hydroxy-2-methoxysulfonic acid.
HG/T 6249-2023
Cosmetic raw materials. Sunscreens. (1,3,5)-triazine-2,4-bis{[4-(2-ethyl-hexyloxy)-2-hydroxy]-phenyl}-6-(4-methoxyphenyl).
HG/T 6249-2023
Water quality-Determination of selected phenoxyalkanoic herbicides,including bentazones and hydroxybenzonitriles by gas chromatographyand mass spectrometry after solid phase extraction and derivatization
HG/T 6249-2023
Water quality — Determination of selected phenoxyalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatography and mass spectrometry after solid phase extraction and derivatization
HG/T 6249-2023
Water quality. Determination of selected phenoxyalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatography and mass spectrometry after solid phase extraction and derivatization
HG/T 6249-2023
Water quality - Determination of selected phenoxyalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatography and mass spectrometry after solid phase extraction and derivatization (ISO 15913:2000)
HG/T 6249-2023
Water quality — Determination of selected phenoxyalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatography and mass spectrometry after solid phase extraction and derivatization
HG/T 6249-2023
HG/T 6249-2023
Water quality - Determination of selected phenoxyalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatography and mass spectrometry after solid phase extraction and derivatization (ISO 15913:2000)
HG/T 6249-2023