HG/T 5652
HG/T 5652
1-Hydroxyethylidene-1,1-diphosphonate acid
HG/T 5652
HG/T 5652
Water treatment chemicals-Hydroxyethylidenediphosphonic acid
HG/T 5652
Water treatment chemicals-1-Hydroxyethylidene-1,1-diphosphonate acid(solid)
HG/T 5652
Water treatment chemicals-Disodium 1-hydroxyethylidene-1,1-diphosphonate
HG/T 5652
1-Hydroxyethylidene-1,1-diphosphonate acid
HG/T 5652
HG/T 5652
HG/T 5652
Water treatment chemicals 1-Hydroxyethylidene 1,1-diphosphonic acid
HG/T 5652
HG/T 5652
HG/T 5652
HG/T 5652
Standard Test Method for Determination of Diisopropyl Methylphosphonate, Ethyl Methylphosphonic Acid, Isopropyl Methylphosphonic Acid, Methylphosphonic Acid, and Pinacolyl Methylphosphonic Acid in Soil by Pressurized Fluid Extraction and Analyzed by Liquid Chromatography/Tandem Mass Spectrometry
HG/T 5652
HG/T 5652
Determination of hydroquinone,salicylic acid,phenol,2-phenoxyethanol,methyl 4-hydroxybenzoic acid easters,dichlorophen and triclosan in cosmetics for export-Liquid chromatography method
HG/T 5652
Chemical reagent Arsenazo Ⅲ
HG/T 5652
Water quality-Determination of selected phenoxyalkanoic herbicides,including bentazones and hydroxybenzonitriles by gas chromatographyand mass spectrometry after solid phase extraction and derivatization
HG/T 5652
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 5652
Standard Test Method for Determination of Diisopropyl Methylphosphonate, Ethyl Methylphosphonic Acid, Isopropyl Methylphosphonic Acid, Methylphosphonic Acid and Pinacolyl Methylphosphonic Acid in Soil by Pressurized Fluid Extraction and Analyzed by Liquid Chromatography/Tandem Mass Spectrometry