DPD3 Reagent Tablets (50) – for Pool Photometers

DPD3 Reagent Tablets (50) for Pool Photometers are photometer-compatible replacement / refill reagent tablets for accurate pool & spa testing. Key Specs Product type: Replacement / refill reagent tablets (consumable) Test parameter: Total Chlorine (Combined Chlorine) & Ozone Range: 0.0–8.0 ppm (mg/L) Format: Tablet reagent (50 tablets) Shelf life: 2 years (sealed, stored properly) What this reagent does DPD No. 3 is a reagent used by compatible photometers to determine Total Chlorine after a Free Chlorine reading; Combined Chlorine is calculated as Total minus Free. It is also used for ozone testing on compatible devices. Storage & shelf life Store tablets cool, dry, and sealed. Avoid humidity and heat. Recommended storage temperature: 59-77°F (15-25°C) Protect from: moisture/water and direct heat Proper storage helps maintain accuracy and supports the stated shelf life. Note: Product performance depends on correct testing procedure and proper tablet storage.