AquaChek Pro II 512084 4‑in‑1 Test Strips – Cyanuric Acid, TDS, High/Low Hardness (25 Strips)

This professional-quality test strip kit includes 25 strips designed to measure the following critical water parameters:

• Cyanuric Acid (Stabilizer): up to 300 ppm

• Total Dissolved Solids (TDS): up to 5,000 ppm

• Total Hardness (High & Low Range): up to 1,000 ppm

Ideal for pools and spas, these dual-range strips deliver fast, accurate readings in seconds. Use alongside the AquaChek Pro 5‑in‑1 for more frequent sanitization checks—or as a standalone “troubleshooter” for less-often monitored levels.

Key Features:
• 4-in-1 Testing: Measures stabilizer, TDS, and hardness in one dip
• Fast Results: Dip strip for 2 seconds, read within seconds 
• Compact Bottle: 25-strip capacity, perfect for service professionals
• Professional Accuracy: Manufactured by AquaChek/Hach, known for reliable water diagnostics

Perfect for baseline water diagnostics, commercial pools, hot tubs, and weekly maintenance routines.