Hi,
I have a K2006 test kit that's 4 years old. I left it in a covered storage box outside. How do I know if it is expired? How often do you buy new test kits even if you didn't use up all the reagent?
I have a K2006 test kit that's 4 years old. I left it in a covered storage box outside. How do I know if it is expired? How often do you buy new test kits even if you didn't use up all the reagent?