HG/T 6146-2023
HG/T 6146-2023
Water quality-Determination of selected phenoxyalkanoic herbicides,including bentazones and hydroxybenzonitriles by gas chromatographyand mass spectrometry after solid phase extraction and derivatization
HG/T 6146-2023
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 6146-2023
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 6146-2023
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 6146-2023
HG/T 6146-2023
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 6146-2023
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 6146-2023
Hydroxyacetonitrile for industrial use
HG/T 6146-2023
Hydroxyacetonitrile for industrial use Determination of hydroxyacetonitrile,formaldehyde and hydrocyanic acid
HG/T 6146-2023
D-(-)-para-hydroxyphenylglycine
HG/T 6146-2023
4,4’-Sulfonyldiphenol(Bisphenol-S)
HG/T 6146-2023
HG/T 6146-2023
HG/T 6146-2023
Acrylonitrile for industrial use—Part 15:Determination of concent of p-hydroxylanisole
HG/T 6146-2023
HG/T 6146-2023
D(-)Alpha-Parahydroxyphenylglycine Dane Salt(Methyl Potassium)
HG/T 6146-2023
HG/T 6146-2023
HG/T 6146-2023