Rx-Acid Scavenger provides a better, more convenient way to neutralize orscavenge acid in refrigeration, air conditioning systems... after burnouts or during normal on-going systems maintenance. Normal dosage rate is 2 fl. oz. of Rx-Acid Scavenger for 1 gallon of system oil. Acid Scavenger is formulated for use with all lubricants... mineral, alkylbenzene, and polyol ester. Use after system burnout to scavenge acid products in the system, or change a system with Rx-Acid Scavenger to neutralize acid conditions should they develop.