DPD Free Chlorine PP 10mL 100/pk
DPD Free Chlorine Powder Pillows 10mL 100/pk
DPD Free Chlorine Powder Pillows are pre-measured reagents used to accurately test for free chlorine levels in water for pools, spas, drinking water, and wastewater, providing simple, mess-free, and reliable colorimetric results with various photometers and test kits by reacting with chlorine to create a color change.
Their uses include maintaining safe swimming water, ensuring drinking water quality, and routine water quality monitoring for professionals and homeowners alike, following EPA accepted methods.
DPD Free Chlorine PP 10mL 100/pk
Key Uses
Pool & Spa Maintenance: Homeowners and professionals use them to ensure chlorine levels are safe and effective for sanitation.
Drinking Water Testing: Used for routine analysis in municipal and private drinking water systems (EPA Method 8021).
Wastewater Analysis: Accepted for reporting in wastewater treatment and monitoring.
Aquarium Keeping: Enthusiasts use them for precise water parameter checks.
Industrial Water: For monitoring chlorine in various industrial processes.
How They Work
Sample Collection: A specific amount of water (e.g., 5mL or 10mL) is collected in a test vial.
Add Pillow: A DPD powder pillow is opened and added to the sample.
Reaction: The DPD reagent reacts with the free chlorine, producing a pink or red color.
Measurement: The color intensity, proportional to the chlorine concentration, is measured using a colorimeter or visual comparison against a color chart.
Benefits
Convenience: Pre-measured, individually sealed, easy to use.
Accuracy: Eliminates guesswork and errors from manual powder handling.
Consistency: Ensures reliable, repeatable results.
Safety: Reduces direct contact with chemicals.
For free chlorine determination by the DPD Free Chlorine method. USEPA accepted for reporting for drinking water analysis using Hach Method 8021.
Range: 0.02 – 2.00 mg/L Cl₂. Sample Size: 10 mL.
Pack of 100 powder pillows.
Boric Acid free!
- DPD Free Chlorine Powder Pillows 10mL 100/pk
DPD Free Chlorine PP 10mL 100/pk

