Refill, DPD Free, 500 Tests, Each

Details

Squeeze the handle and a perfect dose of DPD reagent (Free or Total, 10 ml size) is dispensed directly into the test sample.Our DPD reagents are a direct replacement for Hach® reagents, so users can get the same results but at a more economical price.Already using the Hach® SwiftTest™?  Our reagent refill vials were designed to fit perfectly!