Fast Screening
Synthetic Cannabis (K4) One Step Test Strip (Urine)
Quick detection of Synthetic Cannabis (K4) in urine samples.
CE Certified
ISO 13485

Why Choose reOpenTest Toxicology & Drug Monitoring Kits?
Our tests are engineered for accuracy, reliability, and ease of use, ensuring confidence in every result.
Rapid Results
Results available in 5-10 minutes.
Urine Sample
Simple urine-based testing.
Easy to Use
One-step test strip for convenient screening.
Product Overview
The Synthetic Cannabis (K4) One Step Test Strip (Urine) is a rapid immunoassay for detecting K4 synthetic cannabinoids in urine. This point-of-care test offers a simple method for screening K4 use, aiding in substance abuse monitoring.
Technical Specifications
Detection Target | Synthetic Cannabinoids (K4) |
---|---|
Sample Type | Urine |
Methodology | Immunochromatography |
Detection Range | Positive/Negative |
Reaction Time | 5-10 minutes |
Storage Conditions | 2-30u00b0C |
Shelf Life | 24 months |
Procedure & Interpretation
Step-by-Step Procedure
- Collect urine sample in a clean, dry container.
- Immerse the test strip into the urine sample for 5-10 seconds.
- Place the strip on a flat, non-absorbent surface.
- Read the results at 5-10 minutes.
Result Interpretation

Positive:
A visible line in the control region (C) but no line in the test region (T) indicates a positive result for K4.

Negative:
Visible lines appear in both the control region (C) and the test region (T), indicating a negative result.

Invalid:
No visible line in the control region (C) indicates an invalid test. Repeat the test with a new strip.
Frequently Asked Questions
The cutoff level is optimized for the detection of relevant K4 metabolites in urine.
This test is specifically designed to detect K4. Other synthetic cannabinoids may not be detected.
Certain medications or substances might cause cross-reactivity. Consult the product insert for more details.
Technical Documents
Download product inserts and brochures for detailed information.
No technical documents are available at this time. Please check back soon.
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