two-phase extraction
two-phase extraction, Total:26 items.
The international standard classification for "two-phase extraction" includes: Water quality in general .
The Chinese standard classification for "two-phase extraction" includes: Analysis methods for toxic substances in water , Fuel oil .
Taiwan Provincial Standard of the People's Republic of China
- CNS 8304-1982 Methods of Test for n - Hexane Extract in Waste Water Liquid Extraction Method
Professional Standard - Environmental Protection
- HJ 676-2013 Water quality - Determination of phenolic compounds Liquid liquid extraction gas chromatography
- HJ 478-2009 Water quality-Determination of polycyclic aromatic hydrocarbons byliquid-liquid extraction and solid-phase etracton-High performance liquid chromatography
- HJ 648-2013 Water quality - Determination of nitroaromatics by gas chromatography
- HJ 1192-2021 Water quality—Determination of 9 alkylphenols and Bisphenol A—Solid phase extraction/ high performance liquid chromatography
Liaoning Provincial Standard of the People's Republic of China
- DB21/T 4150-2025 Water Quality - Determination of Six Bisphenol Compounds by Solid Phase Extraction/High Performance Liquid Chromatography
Shandong Provincial Standard of the People's Republic of China
- DB37/T 4161-2020 Determination of Water Quality Aldicarb Solid Phase Extraction-Liquid Chromatography
- DB37/T 4148-2020 Determination of Water Quality 2,4-D by Solid Phase Extraction-Liquid Chromatography
- DB37/T 4155-2020 Determination of Water Quality Chlorpyrifos Solid Phase Extraction-Liquid Chromatography
- DB37/T 4146-2020 Determination of Benzidine in Water by Solid Phase Extraction-Liquid Chromatography-Tandem Mass Spectrometry
- DB37/T 4157-2020 Determination of Carbofuran in Water by Solid Phase Extraction-Liquid Chromatography
Professional Standard - Water Conservancy
- SL 761-2018 Water quality. Determination of atrazine. Solid phase extraction. High performance liquid chromatography
Anhui Provincial Standard of the People's Republic of China
- DB3403/T 02-2020 Solid Phase Extraction-High Performance Liquid Chromatography of Synthetic Colorants in Food
Group Standards of the People's Republic of China
- T/NAIA 0299-2024 Water quality Determination of octachlorobiphenyl (PCB194) Liquid-liquid extraction/gas chromatography-mass spectrometry
- T/NAIA 0300-2024 Water quality Determination of nonachlorobiphenyl (PCB206) Liquid-liquid extraction/gas chromatography-mass spectrometry
Henan Provincial Standard of the People's Republic of China
- DB41/T 1170-2015 Determination of Water Quality Nitrochlorobenzene Compounds by Liquid-Liquid Extraction-Gas Chromatography
Professional Standard - Commodity Inspection
- SN/T 5311-2021 Determination of hydrogen sulfide in crude oil and fuel oils - Rapid liquid phase extraction method
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 34101-2017 Determination of hydrogen sulfide in fuel oils--Rapid liquid phase extraction method
American Water Works Association (AWWA)
- AWWA WQTC58856 Organophosphorous Pesticides Determination: Solid Phase Extraction Versus Liquid-Liquid Extraction
- AWWA ACE61600 Trench-Based Dual Phase Extraction in a Low Permeability Soil
US Federal Contractor Registration (USFCR)
- FCR COE EM 1110-1-4010-1999 MULTI-PHASE EXTRACTION
COMMISSION FOR THE STANDARDS, METROLOGY AND QUALITY OF VIETNAM (STAMEQ)
- TCVN 7874-2008 water.Determination of phenol and derivatives of phenol.Liquid-liquid extraction gas chromatographic method
- TCVN 7876-2008 water.Determination of organochlorine pesticides content.Liquid-liquid extraction gas chromatographic method
Swedish Institute for Standards
- SS-EN 15662:2018 Foods of plant origin - Multimethod for the determination of pesticide residues using GC- and LC-based analysis following acetonitrile extraction/partitioning and clean-up by dispersive SPE - Modular QuEChERS-method
American Society for Testing and Materials (ASTM)
- ASTM D778-97(2007) Standard Test Methods for Hydrogen Ion Concentration (pH) of Paper Extracts (Hot-Extraction and Cold-Extraction Procedures)
Gosstandart of Russia
- GOST 33198-2014 Oil fuels. Determination of hydrogen sulfide content. Rapid liquid phase extraction method
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