API Test Tube Vial with cap (replacement pack of 3)

Replacement test tubes and caps. For use in all Aquarium Pharmaceuticals water testing kits where the original tube has been lost or damaged.

Replacement pack x 3 vials supplied.

API TEST TUBES are compatible with any aquarium or pond water test kits and are perfect for testing more water parameters at one time. What is the proper way to clean a test tube? These test tubes can be cleaned with hot water and then drip dried.