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Instant Ocean HydrometerQuickly, easily, and accurate measure your marine aquarium's salt level and specific gravity with Instant Ocean Hydrometer.Full range scale features easy to read markings with safe zone clearly indicated.No-wet-hands-design.Accurate to +/- 0.001.Ideal for use in water temperatures from 68ø to 85øF.
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| Regular Price: $14.99 |
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