AquaChek 561682A Monopersulfate (MPS) 3‑in‑1 Test Strips – 50‑Count Bottle

The AquaChek 561682A is a professional-grade 3‑in‑1 test strip kit tailored for spas and pools using monopersulfate (MPS) non‑chlorine oxidizers, such as Nature2®, SpaFrog®, and PoolRx. This versatile test strip measures Monopersulfate, pH, and Total Alkalinity in just seconds—helping maintain balanced, fresh water in mineral purification and bromine systems.

The compact 50‑count bottle features easy‑to‑use flip‑top dispensing, a clear color chart on the label, and clear testing results typically within 15–30 seconds. Ideal for weekly spa maintenance, AquaChek 561682A ensures your oxidizer is effective and water chemistry stays within safe parameters.

Key Features:
• MPS Oxidizer Testing – Ensures efficient operation of non‑chlorine systems
• Comprehensive 3‑Parameter Testing – Tests for Monopersulfate, pH, Total Alkalinity
• Fast & Easy – Dip strip briefly; results appear in 15–30 seconds
• User-Friendly Bottle – Flip-top cap and integrated color scale
• Convenient 50‑Strip Supply – Sufficient for routine maintenance