Liquichek™ Urine Toxicology Control, Level C1 is prepared from human urine containing added drugs of abuse or their metabolites at very low levels or at the Limits of Quantitation (LOQ) for confirmatory test methods.
- 3 year shelf life at 2–8°C
- 30 day open-vial stability at 2–8°C
- 300 ng/mL Opiate cutoff
Refer to the package insert for current analyte claims.
Gravimetric Reference Values
| Analytes |
Level C1 (ng/mL) |
Level C2 Low Opiate (ng/mL) |
Level C3 Low Opiate (ng/mL) |
Level C2 (ng/mL) |
Level C3 (ng/mL) |
Level C4 (ng/mL) |
| Catalog Number |
441 |
468 |
469 |
442 |
443 |
444 |
Amphetamines d-Amphetamine d-Methamphetamine 3, 4-Methylenedioxymethamphetamine (MDMA) 3, 4-Methylenedioxyamphetamine (MDA) 3, 4-Methylenedioxy-N-ethylamphetamine (MDEA) |
100 100 100 100 100 |
375 375 — — — |
625 625 — — — |
375 375 188 188 188 |
625 625 312 312 312 |
1,500 1,500 750 750 750 |
Barbiturates Amobarbitital Butalbital Pentobarbital Phenobarbitital Secobarbital |
80 80 80 80 80 |
150 150 150 150 150 |
250 250 250 250 250 |
150 150 150 150 150 |
250 250 250 250 250 |
1,200 1,200 1,200 1,200 1,200 |
Benzodiazepines α-Hydroxyalprazolam Nordiazepam Oxazepam* |
80 80 80* |
225 225 225* |
375 375 375* |
225 225 225* |
375 375 375* |
1,000 1,000 1,000* |
Cannabinoids 11-Nor-Δ-9-THC-9-COOH |
6 |
11.5 |
18.5 |
11.5 |
18.5 |
150 |
Cocaine Benzoylecgonine |
40 |
115 |
185 |
75 |
125 |
300 |
| Ethanol (mg/dL) |
20 |
40 |
70 |
40 |
70 |
250 |
| Lysergic Acid Diethylamide (LSD) |
0.2 |
0.35 |
0.65 |
0.35 |
0.65 |
4.0 |
Methadone Methadone EDDP (Methadone Metabolite)* |
120 120* |
225 225* |
375 375* |
225 225* |
375 375* |
1,000 1,000* |
| Methaqualone |
120 |
225 |
375 |
225 |
375 |
1,000 |
Opiates 6-Monoacetylmorphine* Codeine Morphine-3-β-d-Glucuronide |
4* 120 120 |
7* 225 225 |
13* 375 375 |
7* 1,500 1,500 |
13* 2,500 2,500 |
25* 4,000 4,000 |
| Phencyclidine (PCP) |
10 |
19 |
31 |
19 |
31 |
100 |
Propoxyphenes Propoxyphene Norpropoxyphene |
120 120 |
225 225 |
375 375 |
225 225 |
375 375 |
1,000 1,000 |
* Analyte present, no claims made regarding performance or stability.