Core & Main Potassium Acid Phthalate, ACS Grade, 100 gBy Core & Main $54.95 | EA Quantity discounts available QuantityPriceProduct #: 707177Mfr. Part #: PA3000-JOut of Stock - Ships in 5-10 Days Quantity -+ Add to Cart Add to List Add to My List Or: Create a New List Create and Add Item Learn more about Core & Main chemicals and reagents for your everyday water quality testing.Free Ground Shipping On All Orders Over $1500!*Conditions Apply* Details Description Potassium Acid Phthalate, ACS Grade, 100 g. Features CAS No. 877-24-7 C₈H₅KO₄ FW=204.222 DetailsBackDescription Potassium Acid Phthalate, ACS Grade, 100 g. Features CAS No. 877-24-7 C₈H₅KO₄ FW=204.222 Documents Safety Data Sheet