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💧 Stay ahead with precision chlorine testing—because clean water means confident decisions.
Hach DPD Free Chlorine Reagent Powder Pillows (100-pack) provide USEPA-certified, accurate chlorine measurement across a broad range (0.05-10 mg/L). Designed for seamless use with Hach colorimeters and spectrophotometers, these pre-measured powder pillows simplify routine water quality testing for drinking, municipal, and surface water applications.






| ASIN | B00N3YIRZ0 |
| Best Sellers Rank | #126,012 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #156 in Analytical Reagents |
| Brand | HACH |
| Brand Name | HACH |
| Customer Reviews | 4.4 out of 5 stars 17 Reviews |
| 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 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 See more |
| Item Volume | 25 ml |
| Manufacturer | Hach |
| Model Number | 1407099 |
| Part Number | 1407099 |
| Unit Count | 1 Count |
| Volume | 25 ml |
M**E
Perfect
Excellent product.
V**L
Five Stars
good product
Trustpilot
2 weeks ago
3 days ago