Hach Ferroin Indicator Solution, 29 mL DB, 181233By Hach $25.79 | EA Quantity discounts available QuantityPrice Product #: 700780Mfr. Part #: 181233Out of Stock - Ships in 22 Days Quantity -+ Add to Cart Free Ground Shipping On All Orders Over $1500!*Conditions Apply* Details Description Oxidation-reduction indicator solution used in determination of COD by ferrous titration. Features Dropper cap for easy disp... DetailsBackDescription Oxidation-reduction indicator solution used in determination of COD by ferrous titration. Features Dropper cap for easy dispensing Documents Safety Data Sheet California residents see Prop 65 WARNINGS