Most sensitive
K2/Spice test on
the market —
25 ng/mL cutoff
Note: For forensic use or export only.
Express Diagnostics is excited to offer the DrugCheck® dip urine test for K2 or “Spice” with a cutoff of 25 ng/mL, the lowest cutoff for synthetic marijuana on the market. The DrugCheck K2/Spice Test is available in multi-panel cup and dip, as well as single test strip or dip cassette.
K2-Spice test performance
The DrugCheck K2/Spice Test screens for nine compounds, giving it the widest range of screening for synthetic marijuana:
| Name | Compounds Detected by DrugCheck K2 Test |
| JWH-018 | 5-pentanoic acid metabolite |
| JWH-018 | N-4-hydroxypenty |
| JWH-073 | 4-butanoic acid metabolite |
| JWH-019 | 6-hydroxyhexyl |
| JWH-019 | 5-hydroxyhexyl |
| JWH-210 | N-(5-carboxypentyl) metabolite C26H25NO3 |
| JWH-398 | N-pentanoic acid metabolite |
| MAM2201 | N-pentanoic acid metabolite |
| RCS-4 | N-(5-carboxypentyl) metabolite C21H21NO4 |
The most sensitive on-site screen for synthetic marijuana on the market
The DrugCheck K2/Spice test picks up more compounds than any other on-site screen for K2/Spice. CLICK HERE
Independent study of the K2/Spice test conducted by Norchem Drug Testing
Norchem Drug Testing performed an independent study using the DrugCheck K2/Spice test. Download a summary of the study.
CLICK HERE
The DrugCheck K2/Spice test screens for JWH-018 pentanoic acid and JWH-073 butanoic acid at the below concentrations:
| Compounds | Concentration | Cross reactivity |
| JWH-018 pentanoic acid | 25 ng/ml | 100% |
| JWH-073 butanoic acid | 15 ng/ml | 100% |
K2 / Spice Dip Test procedure
Other names for K2 / Spice or synthetic marijuana
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K2/Spice Product Insert — Forensic Use Only (U.S.)
K2/Spice Product Insert — (International)