250 µS/cm Conductivity Calibration Solution
Accurate TDS / EC meter
We deliver this item upon request. Please contact us via email and we will provide exact date of delivery.Under normal conditions delivery takes up to 10 days.
Submersible heater for freshwater and marine aquariums, with thermostat.
Quiet and efficient
Silicone grease in the tube
A1 poster on high quality paper
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