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The Neptune Systems Probe Calibration Kit includes everything you need to calibrate your pH probe and salinity probe for reef tank conditions
This method has a drawback though – in the form of unwanted NaCl: CaCl2 + 2NaHCO3 = > CaCO3 + 2NaCl +H2O +CO2
Start Measuring Salinity or Conductivity in your tank
Perfect for the creative hobbyist
Two Little Fishies SeaVeggies Purple Seaweed 30g Overweight/Bulky The Neptune Systems Probe CalibrationJulian Sprung's SeaVeggies Purple Seaweed (Porphyra umbilicalis) Super nutritious natural Purple Seaweed. Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large Butterflyfish, and herbivorous freshwater fishes, such as Cichlids and Goldfish. 30g (1 oz)
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