$1.00
Description
Each sealed SpinDisk Reagent Cartridge contains the precise amount of reagent needed to run a complete series of tests. Just fill one unique SpinDisk Reagent Cartridge with less than 3 mL of water and all your vital tests are done automatically—in just 60 seconds for DW13 or 120 seconds for DW21!
DW13 Series Treated Water Disk (4336-H, 50/box) DW21 Series Well Water Disk (4337-H, 50/box)
