Fentanyl 20ng/ml detection test strip or Carfentanil 500ng/ml test strip.
Please message us for instructions regarding usage.
PLEASE READ: By purchasing these test strips you acknowledge that you have the knowledge and skill required to handle and interpret them. These are a precautionary tool and are not to be considered diagnostic for any substance, nor can they be used to tell with absolute certainty whether a compound contains (or does not) contain fentanyl, carfentanil or any other fentanyl analogs. A negative result does not indicate a compound is safe, these tests are for educational purposes only