- Testing is accurate and reliable.
- Desiccant liner stays in the vial and can't fall onto wet hands.
- Double duty, high-density outer shell combined with desiccant sleeve ensures less moisture and light.
- 30-month shelf life which means you can stock up.
- High Density Polypropylene Plastics (HDPP) protect strips better than HDPE bottles.
Insta-Test Nitrate, Swimming Pool and Hot Tub Test Strips (25)
Measures Nitrate levels from 0, 10, 30, 60, 120, 200 ppm. The Nitrate test is a dip-n-read strip with results in 60 seconds. The bottle includes 25 strips.