MolyArmor 350 Corrosion Inhibitor provides excellent corrosion protection and is easy to test for maintenance levels, with a test strip (no messy chemicals for testing). One gallon of MolyArmor 350 treats 200 gallons of system water. The molybdate-based inhibitors have been proven through decades of use. MolyArmor 350 Corrosion Inhibitor will ensure that a water jacket corrosion failure will not occur when the system water is maintained with MolyArmor 350 at the recommended levels, and the pH and makeup water quality is as recommended.