AquaChek One-Minute Phosphate Test Kit, 20 Strips | 562227 Ladders & Slides Always test your phosphate level

Always test your phosphate level before using Phos REMOVE

Do not use Clear and Perfect within 48 hours of using Metalfree™

New Wave series nylon bristle brush

and extends cell life

Free & Total Free chlorine is the active form of chlorine for disinfecting water

AquaChek One-Minute Phosphate Test Kit, 20 Strips | 562227 Ladders & Slides Always test your phosphate levelAquaChek One Minute Phosphate Test Kit, 20 tests bottle One step, one minute phosphate test. Even low levels of phosphate can lead to algae in your pool or spa. This test uses powder pillows and vials, which offer increased sensitivity at the lower ranges. The powder pillows are less susceptible to damage by heat and humidity and offer a 5 year shelf life. Features and Benefits: Phosphate: 0 1,000 ppb Tests for phosphates in pool water in one minute