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💧 Stay ahead in water quality—because precision is power.
Hach DPD Free Chlorine Reagent Powder Pillows deliver USEPA-certified accuracy for free chlorine testing across a broad range (0.05 to 10 mg/L). Packaged in 100 convenient, pre-measured pillows, they ensure consistent, hassle-free water quality analysis compatible with Hach colorimeters and spectrophotometers, ideal for municipal, groundwater, and surface water applications.






| Asin | B00N3YIRZ0 |
| Best Sellers Rank | #85,560 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #96 in Analytical Reagents |
| Brand Name | HACH |
| Customer Reviews | 4.4 4.4 out of 5 stars (17) 4.4 out of 5 stars |
| Item Form | Powder |
| Item Highlight | LR Up to 2.00 mg/L Cl₂, MR 0.05-4.50 mg/L Cl₂, HR 0.1-10.0 mg/L Cl₂, USEPA Accepted Method 8021, Water Analysis |
| Manufacturer | Hach |
| Model Number | 1407099 |
| Part Number | 1407099 |
| Unit Count | 1 Count |
| Volume | 25 ml |
User
Perfect
Excellent product.
User
Five Stars
good product
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