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ISO 15009:2016 Soil quality - Gas chromatographic determination of the content of volatile aromatic hydrocarbons, naphthalene and volatile halogenated hydrocarbons - Purge-and-trap method with thermal desorption >
ISO 15009:2016 Soil quality - Gas chromatographic determination of the content of volatile aromatic hydrocarbons, naphthalene and volatile halogenated hydrocarbons - Purge-and-trap method with thermal desorption, 2016
- Foreword
- 1 Scope
- 2 Normative references
- 3 Principle
- 4 Reagents
- 4.1 Water, free of volatile aromatic and volatile halogenated hydrocarbons
- 4.2 Internal standards
- 4.3 Standard compounds
- 4.3.1 Volatile aromatic hydrocarbons
- 4.3.2 Volatile halogenated hydrocarbons
- 4.4 Methanol
- 4.5 Adsorbing agent
- 4.6 Cooling water for purge and trap
- 4.7 Inert gas for the gas chromatograph
- 4.8 Nitrogen or helium as inert gas for the purge equipment
- 4.9 Standard solutions
- 4.9.1 Standard stock solutions for volatile aromatic and halogenated compounds in methanol, 4 g/l
- 4.9.2 Internal standard solutions in methanol, 4 g/l
- 4.9.3 Calibration solutions
- 4.10 Methanol containing internal standards
- 5 Apparatus
- 6 Sampling, preservation and sample pretreatment
- 6.1 General
- 6.2 Sampling using vials pre-filled with methanol
- 6.3 Sampling using coring tube method
- 7 Procedure
- 7.1 Blank determination
- 7.2 Extraction
- 7.3 Purge and trap
- 7.4 Gas chromatographic analysis
- 7.4.1 Gas chromatographic conditions
- 7.4.2 Calibration
- 7.4.3 Measurement
- 8 Calculation
- 8.1 Calculation of the concentration of a volatile compound in the water sample
- 8.2 Calculation of the concentration of a volatile compound in the soil sample
- 9 Expression of results
- 10 Precision
- 11 Test report
- Annex A (informative) Relative retention time with respect to ethylbenzene-D10 of volatile aromatic hydrocarbons and volatile halogenated hydrocarbons on following columns: CP-Sil 5 CB and CP-Sil 13 CB
- Annex B (normative) Check on internal standards
- Annex C (informative) Validation
- Annex D (informative) Information on purge and trap instruments [Go to Page]