Reagent kit for 25 Chlorine tests Range: 0.00 to 2.50 mg/L
Digital clock/thermometer with illuminating light. Accurate measurement of aquarium water or room temperature in F or C. Lifegard Aquatics Little Time & Temp Digital Clock and Temperature Indicator with backlit display and ba...
Temperature probe for Neptune Systems: Apex Controller, AquaController Jr, AquaController 3 and PX1000 ONLY.
HANNA instruments` buffer solutions are prepared according to precise formulas and are standardized with a pH meter calibrated according to the NIST standards. The 20 mL sachets are single-dose whereas, for more demanding applica...