Apr 12, 2017 · Dilute the muriatic acid with water in a small plastic bowl. Pour the water in the bowl first. Then pour the acid in slowly so it doesn't splash. Use one part acid to 20 parts water. Carefully stir the solution with a plastic spoon.
(e.g., dry sand, vermiculite or earth), then place in a chemical waste container. If possible, neutralize residue on a dry basis with suitable alkali, such as lime or soda ash; then flush with water in accordance with applicable regulations. Spills of 1500 gallons or more must be reported to the National Response Center (800) 424-8802.