Insta-TEST® Phosphate Test Strips
3021-H. Insta-TEST ® PRO Phospate Low Range strip measures the Phosphate levels from 0, 100, 200, 300, 500, 1000, and 2500 ppb. The Phosphate test strip is a reagent-delivery style strip with results in 15 seconds. The PRO Phosphate strips are packaged 50 strips per bottle.
How to use:
- Remove cap and collect one strip
- Dip Strip into pool water and remove
- Place strip against colour chart on rear of container
- Asses colour on the strip to correct readings
- Test the water at a minimum of once a week