Insta-TEST® Low Range Phosphate Test Strips

$9.99  $14.95




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This Insta-TEST® Low Range Phosphate Test Strips measure the phosphate levels from 0, 100, 200, 300, 500, 1000, 2500 ppb in just 15 seconds.

  • Bottle includes 25 test strips
  • Packaged in a waterproof PopTop bottle
  • Molded desiccant liner protects the strips from moisture and UV light
  • Includes trilingual instructions (English, Spanish, French)