Running low on chlorine testing supplies? This CHEMetrics R-2505 Chlorine DDP Refill Kit has you covered. It's used for measuring chlorine levels in water samples with CHEMetrics' DDP (Direct-Reading Dispensers) system. The kit includes the necessary reagents to refill your testing equipment, ensuring accurate and consistent results. Made in the USA, it's a trusted choice for labs, water treatment facilities, pools, or industrial applications. The package weighs about 0.5 lbs and contains one refill set. Easy to store and use when you need to maintain your testing routine. Always follow safety guidelines when handling chemicals. Keep your water testing on track without interruption!