(1 Control Set) DPP HIV 1/2 Rapid Test Control Pack Each kit control vial contains sufficient volume to run 50 tests. Ideally suited for field and point-of-care testing. Minimal sample size required — 10 µL. 24-month open vial stability for quality controls.REFRIGERATED ITEM--PLEASE SELECT NEXT DAY AIR SHIPPING FOR PRODUCT STABILITY. NOT APPROVED FOR HOME USE - MEDICAL PROFESSIONALS ONLY.