BS 6068-2.85(2003) : 2003

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Interferences
6 Reagents
7 Apparatus
8 Sample collection, preservation and preparation
9 Analytical procedure
10 Calibration
11 Calculation
12 Expression of results
13 Precision data
14 Test report
Annex A (informative) - Application of purge-and-trap
                        concentration to the GC analysis of
                        volatile compounds in water - Example 1:
                        Validation study in the UK
Annex B (informative) - Application of purge-and-trap concentration
                        to the GC-analysis of volatile compounds
                        in water - Example 2: Data provided by DIN
Annex C (informative) - Application of purge-and-trap
                        concentration to the GC-analysis of
                        volatile compounds in water - Example 3:
                        Validation study in the Netherlands
Annex D (normative) - Criteria for the GC-MS identification
                        of target compounds
Annex E (informative) - Procedures for the cleaning of
                        glassware and the preparation of
                        contaminant-free water
Annex F (informative) - Preparation of standard solutions of
                        volatile organic compounds
Annex G (informative) - Determination of the (absolute)
                        recovery of substances analysed by
                        purge-and-trap concentration
Bibliography

Provides a general method for the determination of volatile organic compounds (VOCs) in water by purge-and-trap isolation and gas chromatography (GC). Applicable to drinking water, ground water, surface water, seawater and to (diluted) waste water.