Креветки Амано, Refractometer

20-February-2019 Wednesday
Comparison of the operation of a refractometer and a hydrometer for measuring the salinity of water in an aquarium.


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Comparison of the operation of a refractometer and a hydrometer for measuring the salinity of water in an aquarium.
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Aquarium Aquarium Hydrometer Video Shrimps Креветки Амано Refractometer
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