Lamotte Insta-Test Low Range Phosphate Test Strips | 3021-G-6

Measures the phosphate levels from 0, 100, 200, 300, 500, 1000, 2500 ppb in just 15 seconds. Each bottle includes 25 test strips packaged in a waterproof poptop bottle with a molded desiccant liner, which protects the strips from moisture and UV light. This product includes trilingual (english, spanish, french) instructions.