Tetra Test Kits Water Testing Sets for Fish Tanks Ponds pH KH GH NO2 NO3 O2

Category

Water Tests & Treatment

Store

eBay

Brand

Tetra

This set tests for 5 important water values, Permanent Hardness (pH), Carbonate Hardness (kH), General Hardness (gH), Nitrite (NO2), and Carbon Dioxide (CO2). Tetra Water Test Set. It is a liquid type of kit which works by changing the colour of a water sample in relation to the ammonia concentration.

11.9 GBP