Tetra Test Strips 6 In 1 [SNG]

Tetratest 6in1 Dip Tests - Test strips that allow the testing of 6 water quality parameters in 60 seconds. ? test six important water values in just one step: general and carbonate hardness (GH + KH), nitrite (NO2), nitrate (NO3), chlorine and the pH value ? ideal for novice fishkeepers, or where frequent water testing is needed