Instant Ocean Hydrometer is accurate, reliable water test equipment is absolutely vital to creating and sustaining a healthy, successful marine environment.
Accurate to 0-001
Durable, Permanent Needle Mount
Easy-Read, 2-Color Scale with Safe Zone
Extra-Wide Stabilizer Base
Easy Fill convenience — NO WET HANDS!
Easy to read and simple to operate, the Instant Ocean Hydrometer delivers precise full-range salinity and specific gravity readings – accurate to 0.001 – and does it each time, every time.
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