XYL Test Strips (25 pack)

WHPM XYL Test Strips are designed to detect XYL in powders, pills, liquids and urine. Assembled in the USA - Manufactured by W.H.P.M. Inc located in Irwindale, Ca with over a decade of experience in research and development of high quality rapid diagnostic tests. Simple Instructions - Add a small spoonful (10 mg) of powder or crushed pill substance to a bottle cap sized container of water (5 ml) and stir.  Dip the test strip below the max water line for 15 seconds.  Wait 3 minutes for the test results to appear. Easy to Read Results - Simple results will show 1 or 2 lines. 1 is hot (Positive) - 2 is not (Negative).  Highly Sensitive - WHPM XYL test strips are able to detect XYL at industry leading 500 (ng/ml) threshold.