Testing is Easy as 1, 2, 3!
- How to use the cocaine urine test strips?
Step 1. Dip the end of the Cocaine strip into urine for 10 seconds.
Step 2. Lay the strip flat, and read the result in 5 minutes:
2 lines (C line and T line) presence mean negative, even the T line is faint, it is still negative; Only C line presence means positive; No C line presence means invalid.