GB/T 17814-2022
Determination of butyl hydroxy anisole,dibutyl hydroxy toluene,tertiary butyl hydroquinone,ethoxyquin and propyl gallate in feeds
GB/T 17814-2022
GB/T 17814-2022
GB/T 17814-2022
Water quality — Determination of selected phenoxyalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatography and mass spectrometry after solid phase extraction and derivatization
GB/T 17814-2022
Water quality-Determination of selected phenoxyalkanoic herbicides,including bentazones and hydroxybenzonitriles by gas chromatographyand mass spectrometry after solid phase extraction and derivatization
GB/T 17814-2022
Ultraviolet absorber-2-Hydroxy-4-n-octoxybenzophenone(UV-531)
GB/T 17814-2022
GB/T 17814-2022
Food contact materials - Polymer - Determination of 2-hydroxy-4-methoxy-benzophenon in food simulants - High performance liquid chromatography
GB/T 17814-2022
Standard Test Method for Methoxyl and Hydroxypropyl Substitution in Cellulose Ether Products by Gas Chromatography
GB/T 17814-2022
Water quality. Determination of selected phenoxyalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatography and mass spectrometry after solid phase extraction and derivatization
GB/T 17814-2022
Cosmetic raw materials. Sunscreens. (1,3,5)-triazine-2,4-bis{(4-(2-ethyl-hexyloxy)-2-hydroxy)-phenyl}-6-(4-methoxyphenyl) and 2,2-methylene-bis-6-(2H-benzotriazol-2-yl)-4-(tetramethyl-butyl)-1,1,3,3-phenol. Determination by liquid chromatography.
GB/T 17814-2022
Determination of butyl hydroxy anisole,dibutyl hydroxy toluene,ethoxyquin and propyl gallate in feeds
GB/T 17814-2022
GB/T 17814-2022
Water quality — Determination of selected phenoxyalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatography and mass spectrometry after solid phase extraction and derivatization
GB/T 17814-2022
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)
GB/T 17814-2022
Determination of butyl hydroxy anisole, dibutyl hydroxy toluene and ethoxyquin in feeds
GB/T 17814-2022
GB/T 17814-2022
Standard Test Method for Determination of the Content of Nitroxide Radical (4-Hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl) in Butadiene, Styrene and Isoprene by Cyclic Voltammetry Method
GB/T 17814-2022
Chemical analysis methods and determination of physical performance of alumina--Determination of vanadic oxide content--N-benzoyl-N-phenylhydroxylamine extraction photometric method
GB/T 17814-2022