Hach Ammonia Cyanurate Reagent Powder Pillows 50pk

These authentic Hach Ammonia Cyanurate Reagent Powder Pillows (Catalog No. 2395566, 50 pk) are pre-measured, single-dose chemical reagents formulated for colorimetric determination of ammonia nitrogen (NH3-N) in water and wastewater samples. Designed for use with 25 mL sample volumes, these reagent pillows pair with ammonia salicylate reagents to form a green indophenol complex, enabling highly accurate spectrophotometric and colorimetric testing.

Widely utilized across municipal wastewater plants, drinking water treatment systems, aquaculture facilities, and environmental testing laboratories, these individually sealed powder pillows ensure maximum chemical freshness, rapid dissolution, and repeatable test results. Packaged in a foil-laminated protective pouch to prevent degradation from moisture, light, and air, they offer dependable performance when stored within the recommended 10°C to 25°C storage range.