3 ms·
I’ve been finding many home kits as just empty shells. The reagent is evaporating out of the packaging before the expiration date.
by ratg13 4y ago
I’ve been finding many home kits as just empty shells.
The reagent is evaporating out of the packaging before the expiration date.
- GuB-42 4y agoDo you have a study? The "control" line is there to prevent exactly this problem. If there are no antibodies (reagents) in the test, the control bar won't "light up", making the test invalid rather than negative.