Nitrate - TestTest kit for measuring nitrate levels in fresh and saltwaterContents: 17 ml + 10 ml + 6 mlHigh range and good long-term stabilitySuitable for aquariums and ponds
pH - TestTest kit for freshwater aquariumsMeasurement range: pH 5.0 to 10.0Color scale: 9 colors from yellow to pinkContents: 10 ml reagent for approx. 50 tests