Kit K-7004 comes in a plastic case and contains everything needed to perform 30 tests: Refill, Comparator, 25 mL sample cup, and instructions.
Shelf life: The refill and comparator contained in this kit have shelf lives of 12 months.
Cost per test: $1.06
$63.60
50 or more $57.24
100 or more $54.06
200 or more $50.88