Free Chlorine Reagent Powder Pillows, DPD (pk/100)

Product #: 1407799
Unit Price Contact Hach

For determination of free chlorine by the DPD method. For use with Hach's Chlorine Visual Test Kits.
Sample Size: 5 mL. Range: up to 3.5 mg/L Cl₂.
Pack of 100 powder pillows.
Boric Acid free!