API Ammonia Test Strips 25 tests measures 0-6 ppm protective tube

API Ammonia Test Tube strips provide an quick, easy and accurate way to measure ammonia without test tubes or liquids. The test strips are accurate from 0-6 ppm. Just dip into the aquarium and get an instant reading. The strips come packed in a plastic protective vial with snap cap. The vial is lined with moisture absorbing desiccant layer that insures the strips remain accurate and active.

Key Points:

• Highly precise color charts for accurate measurement of ammonia
  
• Dip directly into aquarium no vial needed
• Includes helpful tips for correcting unsafe water conditions
• Works with Fresh or Saltwater