Alco-Screen® / Alco-Screen® 02 Control Set

2 x 4ml bottles (1 positive control, 1 negative control) for use with Alco-Screen® and Alco-Screen® 02 products. The Alco-Screen / Alco-Screen 02 Control Set, Saliva Alcohol Test Controls, provide both positive and negative results to ensure your testing supplies are accurate and reliable. The Alco-Screen and Alco-Screen 02 Saliva Alcohol Test Controls are an essential quality control material that verifies alcohol screening tests are performing within specifications.