Core & Main Copper Sulfate-Sulfamic Acid Inhibitor, 1 LBy Core & Main $33.95 | EA Quantity discounts available QuantityPrice1 – 1$33.952 – 5$33.106 +$32.25 Product #: 706981Mfr. Part #: CU7975-QOut of Stock - Ships in 8 Days Quantity -+ Add to Cart Free Ground Shipping On All Orders Over $1500!*Conditions Apply* Details Description Copper Sulfate-Sulfamic Acid Inhibitor, 1 L. Features APHA for DO (4500-F) DetailsBackDescription Copper Sulfate-Sulfamic Acid Inhibitor, 1 L. Features APHA for DO (4500-F) California residents see Prop 65 WARNINGS