Nature2 Spa Test Strips keep spa water at optimum levels easily with these handy test strips. The Strips test; monopersulfate, alkalinity and pH levels.
It is a violation of Federal law to use this product in a manner inconsistent with its labeling.
1. Dip the test strip into the water for two second
2. Remove strip with pads face up
3. Shake ONCE to remove excess water
4. Read immediately against side of bottle.