Hach DPD Chlorine Color Disc, 990200By Hach $84.10 | EA Quantity discounts available QuantityPrice Product #: 700910Mfr. Part #: 990200 This item is in stock Quantity -+ Add to Cart Free Ground Shipping On All Orders Over $1500!*Terms and Conditions Apply* Details Description Fast, accurate visual method for determining chlorine concentrations. Product Specifications Weight ... DetailsBackDescriptionFast, accurate visual method for determining chlorine concentrations.Product SpecificationsWeight0.0700