| SUBSTANCE | IMMUNOASSAY SCREEN | GC/MS CONFIRMATION |
| CANNABINNOIDS (Marijuana) | 50 ng/ml | 15 ng/ml |
| COCAINE | 150 ng/ml | 100 ng/ml |
| AMPHETAMINES | 500 ng/ml | |
|     "Amphetamine" | 250 ng/ml | |
|     MDMA | 500 ng/ml | 250 ng/ml |
|     "Methamphetamine" | 250 "Met."PLUS 200 "Amp." | |
| OPIATES | ||
|     "screen" (class assay) | 2,000 ng/ml | |
|     "Morphine" | 2,000 ng/ml | |
|     "Codeine" | 2,000 ng/ml | |
|     "Heroin" [6-MAM] | 10 ng/ml | 10 ng/ml |
| "Poppy seeds" | Formula = M/C < 2 = Codeine Use | |
| PCP | 25 ng/ml | 25 ng/ml |
| BARBITURATES | 300 ng/ml | 300 ng/ml |
| BENZODIAZEPINES | 300 ng/ml | 300 ng/ml |
| METHADONE | 300 ng/ml | 300 ng/ml |
| METHAQUALONE | 300 ng/ml | 300 ng/ml |
| PROPOXYPHENE | 300 ng/ml | 300 ng/ml |