Seachem Reef Status Magnesium Test Kit
Four kits in one
Tests for magnesium through a titration based procedure in increments of 12.5 mg/L. Tests for carbonate alkalinity, borate alkalintiy and total alkalinity in 0.1 meq/L resolution through a titration based procedure.
For aquariums up to 125 gallons
For aquariums up to 250 gallons
For aquariums up to 500 gallons