Tetra 6-in-1 Aquarium Test Strips measure six important water quality levels- nitrate, nitrite, hardness, chlorine, alkalinity, and pH. These Tetra Easy Strips are safe, nontoxic, and simple to use. Just dip directly into your aquarium or pond, and read the results in seconds.
NOTE: Items are not refundable
6-in-1 Test Strips
$8.99Price