--- product_id: 23993762 title: "DPD Free Chlorine Reagent Powder Pillows, 10 mL, Pack of 1000, 2105528 | Range 0.02–2.00 mg/L Cl₂, USEPA Accepted Method 8021, Drinking Water & Wastewater Analysis, For Use with Colorimeter" brand: "hach" price: "₨9850" currency: SCR in_stock: true url: https://www.desertcart.sc/products/23993762-dpd-free-chlorine-reagent-powder-pillows-10-ml-pack-1000 store_origin: SC region: Seychelles --- # USEPA Accepted Method 8021 certified Measures 0.02–2.00 mg/L free chlorine precisely 1000 powder pillows for high-volume testing DPD Free Chlorine Reagent Powder Pillows, 10 mL, Pack of 1000, 2105528 | Range 0.02–2.00 mg/L Cl₂, USEPA Accepted Method 8021, Drinking Water & Wastewater Analysis, For Use with Colorimeter **Brand:** hach **Price:** ₨9850 **Availability:** ✅ In Stock ## Summary > 💧 Stay ahead in water safety with precision you can trust! ## Quick Answers - **What is this?** DPD Free Chlorine Reagent Powder Pillows, 10 mL, Pack of 1000, 2105528 | Range 0.02–2.00 mg/L Cl₂, USEPA Accepted Method 8021, Drinking Water & Wastewater Analysis, For Use with Colorimeter by hach - **How much does it cost?** ₨9850 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/23993762-dpd-free-chlorine-reagent-powder-pillows-10-ml-pack-1000) ## Best For - hach enthusiasts ## Why This Product - Trusted hach brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Bulk Testing Power:** 1000 reagent pillows ensure you never run out during critical water analysis. - • **EPA-Approved Accuracy:** Trust your water quality reports with USEPA accepted Method 8021 compliance. - • **Precision Chlorine Range:** Detect free chlorine levels from ultra-low 0.02 mg/L to 2.00 mg/L with confidence. - • **Seamless Instrument Compatibility:** Optimized for Hach colorimeters and spectrophotometers for flawless readings. - • **Versatile Water Quality Monitoring:** Perfect for municipal, groundwater, and surface water testing—stay ahead of contamination. ## Overview HACH DPD Free Chlorine Reagent Powder Pillows (1000 count) deliver EPA-approved, precise chlorine measurement from 0.02 to 2.00 mg/L, optimized for use with Hach colorimeters. Ideal for comprehensive drinking water and wastewater analysis, this bulk pack ensures reliable, high-capacity testing for professionals committed to water quality excellence. ## Description USEPA accepted for reporting drinking water analysis using Hach Method 8021. For best results use with a Hach colorimeter or spectrophotometer. ## Features - USEPA ACCEPTED – Approved for chlorine reporting in drinking water and wastewater analysis using Hach Method 8021. - HIGH CAPACITY – Includes 1000 powder pillows, ensuring ample supply for frequent testing needs. - PRECISE RANGE – Measures free chlorine concentrations from 0.02 to 2.00 mg/L Cl₂ for accurate water quality monitoring. - COMPATIBLE WITH HACH INSTRUMENTS – Optimized for use with Hach colorimeters and spectrophotometers to ensure reliable results. - VERSATILE APPLICATIONS – Ideal for testing groundwater, municipal water, and surface water quality. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00N3Z3VBY | | Best Sellers Rank | #71,406 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #90 in Analytical Reagents | | Brand Name | HACH | | Customer Reviews | 4.6 4.6 out of 5 stars (40) | | Item Form | Powder | | Manufacturer | HACH COMPANY | | Manufacturer Part Number | 2105528 | | Model Number | 2105528 | | Number of Items | 1000 | | Product Benefits | Maintains Clean Sanitized Water | | Unit Count | 1.0 Count | ## Product Details - **Brand:** HACH - **Item Form:** Powder - **Number of Items:** 1000 - **Number of Packs:** 1 - **Product Benefits:** Maintains Clean Sanitized Water ## Images ![DPD Free Chlorine Reagent Powder Pillows, 10 mL, Pack of 1000, 2105528 | Range 0.02–2.00 mg/L Cl₂, USEPA Accepted Method 8021, Drinking Water & Wastewater Analysis, For Use with Colorimeter - Image 1](https://m.media-amazon.com/images/I/71la+GGHkjL.jpg) ## Questions & Answers **Q: Do these have an expirition date? If so what is it/how long will they last?** A: The expiration date is printed on the foil. They typically last about three years. **Q: what is the expiration date of the DPD?** A: The pillows have an expiration of approximately 5 years after date of manufacturing. **Q: Hi, im about to order 5 jars of these. When is the expiry of your new stocks?** A: The expiration date is on the product label. The shelf life for this reagent is 1800 days (about 5 years). ## Frequently Bought Together - Hach DPD Free Chlorine Reagent Powder Pillows, 10 mL, Pack of 1000, USEPA Accepted, Drinking Water and Wastewater Analysis, Boric Acid Free, 0.02-2.00 mg/L Cl₂, 2105528 - Hach DPD Total Chlorine Reagent Powder Pillows, 10 mL, (Pack of 1000), Chlorine Testing, Water Quality Reagents, Reliable Chlorine Measurement, Bulk Chlorine Testing Pack, 2105628 - Hach DR300 Pocket Colorimeter, Chlorine, Free + Total, LR/HR, Waterproof, Portable, for Reliable Water Quality Testing, Easy-to-Use Interface, Large Backlit Display, with Carry Case, LPV445.97.00110 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sc/products/23993762-dpd-free-chlorine-reagent-powder-pillows-10-ml-pack-1000](https://www.desertcart.sc/products/23993762-dpd-free-chlorine-reagent-powder-pillows-10-ml-pack-1000) --- *Product available on Desertcart Seychelles* *Store origin: SC* *Last updated: 2026-07-28*