Features
Scale hydrometer: the density above is between 1.3 and 1.4, clear and easy to read.
Aquarium salinometer: it is made of glass material, which is durable and practical, not easy to break.
Tested maple syrup hydrometer: suitable for swimming pool, aquaculture, fish tank, water laboratories, etc.
Fish tank salinity hydrometer: suitable for swimming pool, aquaculture, saltwater, seawater and aquarium.
Glass salinity hydrometer: easy to use and read, high sensitivity probe, quick and convenience to use.
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