HCG CONTROL POS/NEG/WEAK POS SET

set of 3

Positive, negative and weak positive hCG Control External quality controls Aids in the interpretation of positive and negative test results and verification of test performance. Compatible with all Innovatek brand pregnancy test kits and other brands of pregnancy test kits. Unique weak positive trains reader eye to detect the earliest signs of pregnancy avoiding misinterpretation as false negative result. Each vial is 4 mL.