eSHa Aquarium Quick Test Strips 6 in 1 - 50 Tests
Use this multiple test (6 values per strip) for an economical, practical, and user friendly way of determining your water quality (50 strips per tube).
Tests the following
PH - Acidity 6.4-8.4 (KH > 3ºdH)
KH - Carbonate hardness 0-20ºdH (0-356 mg / l CaCO3)
GH - General hardness <6>7>14>21ºdH (0-374 mg / l CaCO3)
NO2 - Nitrite 0-50 mg / l
NO3 - Nitrate 0-500 mg / l
Cl2 - Chlorine 0-3.0 mg / l