Ade Advanced Optics aaosal Professional Automatic Temperature Compensation Sea Water Salinity Refractometer for Aquarium, Hydrometer, 0-100 ppt and 1.000-1.070 Salinity S.G.

$ 5.12

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Excellent piece of equipment for the price. Get precise salinity readings in moments. Do not spend money on calibration fluid to calibrate this meter. Make your own by simply boiling some water and collecting the condensate. Plenty of info on YouTube and the web if you don’t know how.

Med i pčelinji proizvodi

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