A new colorimetric test to screen out quickly and accurately the major substances contained in illicit drugs and some pharmaceuticals. This test measures and detects the following 21 doa below with concentration of 5 mg: amphetamine, benzphetamine, cocaine, codeine, dextromethorphan, diphenhydramine, doxylamine, heroin, hydrocodone, ketamine, lsd (containing a secondary amine), mephentermine, methadone, methamphetamine, morphine, opium, phencyclidine (pcp), promethazine, thebaine, tryptamine, tyramine. Test can be performed in surfaces and drinks, it does not require reagents and gives immediate results. Very stable from - 15c to 50c. The product description is connected to the product variant contents: box of 1 test (24564), with key code . To check if there are other product variations, check the box below. 1 pc.