Mardel Labs Aquarium Test Kits and Live Meters
Mardel Labs test kits are an attractive solution to some of your basic testing needs. Mardel makes the unique Live Meter series which install in your tank and give live readings of parameters. They also make dip test kits, which show results within seconds of being dipped. The 5-in-1 kits display pH & alkalinity, hardness, nitrate & nitrite on one strip. Aquarium testing doesn't get any easier than this.