Division 6 SPECIFIC requirements for GC-MS methods to be complied with for screening or confirmatory purposesF1
United Kingdom
- 6.1Acceptable differences between upper-bound and lower-bound WHO-TEQ results
- 6.2Control of recoveries
- 6.3Removal of interfering substances
- 6.4Calibration with standard curve
- 6.5Specific criteria for confirmatory methods