Hach DPD Free Chlorine Reagent Powder Pillows, 5 mL, Pack of 50, Range from 3.5 mg/L Cl₂, USEPA Accepted Method 8021, Drinking Water & Wastewater Analysis, for Use with Colorimeter, 2197846

Hach 2197846 DPD Free Chlorine Reagent Powder Pillows, 5 mL, (Pack of 50)

• USEPA CERTIFIED QUALITY – Trusted for drinking water and wastewater chlorine analysis using Hach Method 8021.
• ACCURATE CHLORINE MEASUREMENTS – Covers from 3.5 mg/L Cl₂ testing range to support reliable water monitoring.
• CONVENIENT 50-PACK – Pre-measured powder pillows designed for smaller-scale or routine testing applications.
• COMPATIBILITY YOU CAN RELY ON – Intended for seamless use with Hach colorimeters and spectrophotometers for effective results.
• VERSATILE APPLICATIONS – Ideal for testing groundwater, municipal water, and surface water quality.