2-month reagent kit (based on the default testing schedule of 4-Alk/2-Ca/2-Mg per day). The reagent kit has at least 240 alkalinity tests and 120 tests each of Calcium and Magnesium.

Kits include:

• Two bottles of Reagent A (changed every month),
• One bottle of Reagent B (changed every two months)
• One bottle of Reagent C (changed every two months),
• One bottle of our calibration seawater sample.