Insta-TEST Biguanide, Alkalinity, pH, Total Hardness Test Strips Suction Cleaner This product is used for

This product is used for lowering pH and alkalinity

rust-proof

Length: 88mm

Removes metals from water

Engineered for Vortex and Fisher swim spas

Insta-TEST Biguanide, Alkalinity, pH, Total Hardness Test Strips Suction Cleaner This product is used forInsta Test Big Alk pH Th Test Strips Insta Test Biguanide, Alkalinity, pH, and Total Hardness Test Strips are essential for maintaining biguanide based pool and spa systems like Aquaspa. These easy to use strips deliver quick, accurate results with a clear colour chartsimply dip, shake, and read within 10 seconds. Each strip tests four critical parameters: Biguanide (080ppm), Alkalinity (0240ppm), pH (6. 29. 0), and Total Hardness (0800ppm). The