SULFAMIC acid GP GRADE
Application
Dosage
Normally For A System With Hard Scale Deposits A 5-10% W/W Solution Is Recommended. Preferably This Solution Should Be Made With Pre-Heated Water At 70-80oc. The Total Volume of Solution Should Be About 1.2 Times of Water Holding Capacity of Equipment To Be Descaled. Recirculate The Solution For About 6 Hours Using A Acid Compatible Pump. After Descaling It Is Necessary To Passivate System With 2% Solution of Alstascale Ps20 Into The Last Rinse And Return To Normal Service.