Super accurate floating hygrometer measures specific gravity
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Precision crafted by hand - needs no calibration
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Marked recommended range for specific gravity simplifies testing
Precision floating hygrometers handmade by experienced craftsmen in Germany. With a maximum deviation of 0.0005, the Tropic Marin Hygrometer is an indispensable tool for scientists and serious marine hobbyists alike. Easy-to-use and accurate hygrometer never requires calibration for consistent and exact measurement in your saltwater aquarium. Specific gravity scale measures from 1.018 to 1.028, with a marked recommendation range between 1.020 to 1.023. Accurate to ± 0.0005 at 77° Fahrenheit. 1" diameter x 13-1/2".
Please click on "More Information" for instructions and ideal saltwater parameters.
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Precision floating hygrometers handmade by experienced craftsmen in Germany. With a maximum deviation of 0.0005, the Tropic Marin Hygrometer is an indispensable tool for scientists and serious marine hobbyists alike. Easy-to-use and accurate hygrometer never requires calibration for consistent and exact measurement in your saltwater aquarium. Specific gravity scale measures from 1.018 to 1.028, with a marked recommendation range between 1.020 to 1.023. Accurate to ± 0.0005 at 77° Fahrenheit. 1" diameter x 13-1/2".
