--- product_id: 30333360 title: "SpecCheck Secondary Gel Standards Set, DPD Chlorine - LR 0-2.0 mg/L Clβ‚‚, Chlorine Testing, Water Quality Standards, Accurate Chlorine Measurement, Laboratory Grade Chlorine Standards, 2635300" price: "R11028" currency: ZAR in_stock: true reviews_count: 3 url: https://www.desertcart.co.za/products/30333360-speccheck-secondary-gel-standards-set-dpd-chlorine-lr-0-2 store_origin: ZA region: South Africa --- # 2-year shelf life 0-2.0 mg/L Clβ‚‚ range 4 precision gel standards SpecCheck Secondary Gel Standards Set, DPD Chlorine - LR 0-2.0 mg/L Clβ‚‚, Chlorine Testing, Water Quality Standards, Accurate Chlorine Measurement, Laboratory Grade Chlorine Standards, 2635300 **Price:** R11028 **Availability:** βœ… In Stock ## Summary > πŸ§ͺ Calibrate with confidence β€” never second-guess your chlorine readings again! ## Quick Answers - **What is this?** SpecCheck Secondary Gel Standards Set, DPD Chlorine - LR 0-2.0 mg/L Clβ‚‚, Chlorine Testing, Water Quality Standards, Accurate Chlorine Measurement, Laboratory Grade Chlorine Standards, 2635300 - **How much does it cost?** R11028 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/30333360-speccheck-secondary-gel-standards-set-dpd-chlorine-lr-0-2) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Safe & Compliant:** Non-hazardous gels require no SDS, simplifying storage and handling protocols. - β€’ **Compact & Organized:** Includes plastic case and Certificate of Analysis for professional-grade quality assurance. - β€’ **Ready-to-Use Precision:** Four sealed 10 mL gel cells ensure instant, reliable calibration without prep delays. - β€’ **Long-Lasting Reliability:** Two-year shelf life means fewer replacements and uninterrupted lab workflow. - β€’ **Consistent Instrument Confidence:** Validate your chlorine meter’s accuracy every time with standardized color gels. ## Overview The Hach SpecCheck Secondary Gel Standards Set offers four ready-to-use, sealed gel cells simulating chlorine concentrations from 0 to 2.0 mg/L Clβ‚‚. Designed for quick and accurate instrument validation, these computer-formulated standards provide consistent color matching, a two-year shelf life, and non-hazardous handling, making them an essential tool for precise water quality testing in professional labs. ## Description Hach 2635300 SpecCheck Secondary Gel Standards Set, DPD Chlorine - LR Review: I would buy again - Product was as described and was only a month old so the expiration dates were far enough out that I would have a long life use for the item. Review: Expensive - They expire less than a year from date of receipt ## Features - Ready-to-use SpecCheck Secondary Standards Kits include four, 10 mL (1 inch) sealed glass cells with a blank and three different standards within the testing range of 0-2.0 mg/L Clβ‚‚ (Low Range), instructions, plastic case and Certificate of Analysis. - Used to confirm consistent instrument response. - Vials are filled with gels that simulate the test color at various concentrations. - SpecCheck Standards are computer-formulated and have a two-year shelf life from date of manufacture. - Hach SpecChecks are non-hazardous and do not require an SDS. ## Technical Specifications | Specification | Value | |---------------|-------| | Customer Reviews | 4.2 out of 5 stars 18 Reviews | ## Images ![SpecCheck Secondary Gel Standards Set, DPD Chlorine - LR 0-2.0 mg/L Clβ‚‚, Chlorine Testing, Water Quality Standards, Accurate Chlorine Measurement, Laboratory Grade Chlorine Standards, 2635300 - Image 1](https://m.media-amazon.com/images/I/514vTfNBwPL.jpg) ## Questions & Answers **Q: Hi, the product description says have a two-year shelf life from date of manufacture, how much time remains for expiration?** A: We do not know the exact date until we know what lot # was shipped. We will guarantee at least 50% of the shelf life. CorinaHach Company ## Customer Reviews ### ⭐⭐⭐⭐⭐ I would buy again *by W***E on December 13, 2020* Product was as described and was only a month old so the expiration dates were far enough out that I would have a long life use for the item. ### ⭐⭐ Expensive *by J***H on December 22, 2021* They expire less than a year from date of receipt ### ⭐⭐⭐⭐⭐ SpecChek works! *by R***. on March 15, 2019* This product is used to perform monthly accuracy checks required by the state of Texas for Hatch Chlorine Testers. The product arrived on time and was well packaged. ## Frequently Bought Together - Hach 2635300 SpecCheck Secondary Gel Standards Set, DPD Chlorine - LR - Hach 2893300 SpecCheck Secondary Gel Standards Set, DPD Chlorine - HR - Hach 2105569 DPD Free Chlorine Reagent Powder Pillows, 10 mL, (Pack of 100) --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/30333360-speccheck-secondary-gel-standards-set-dpd-chlorine-lr-0-2](https://www.desertcart.co.za/products/30333360-speccheck-secondary-gel-standards-set-dpd-chlorine-lr-0-2) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-05-13*