Core & Main Potassium Acid Phthalate, ACS Grade, 500 gBy Core & Main $145.95 | EA Quantity discounts available QuantityPrice1 – 1$145.952 – 5$142.306 +$138.65 Product #: 707178Mfr. Part #: PA3000-KOut of Stock - Ships in 5-10 Days Quantity -+ Add to Cart Free Ground Shipping On All Orders Over $1500!*Conditions Apply* Details Description Potassium Acid Phthalate, ACS Grade, 500 g. Features CAS No. 877-24-7 C₈H₅KO₄ FW=204.222 DetailsBackDescription Potassium Acid Phthalate, ACS Grade, 500 g. Features CAS No. 877-24-7 C₈H₅KO₄ FW=204.222 Documents Safety Data Sheet