Concentration control (matrix: urine)
| Components | Weighed-in value | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Unity | 2020 | 2019 batch2 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | |
| Ethanol | mg/l | 1567 | 1492 | 1497 | 1517 | 1562 | 1477 | 1549 | 1522 |
| GHB | mg/l | 498 | 503 | 505 | 502 | 515,8 | 490,2 | 503,3 | 485,0 |
| Ketamine | mg/l | 1,10 | 1,04 | 1,01 | 1,04 | 1,03 | 1,02 | 1,03 | 1,03 |