Accurate, reliable water test equipment is absolutely vital to creating and sustaining a healthy, successful marine environment. Easy to read and simple to operate, the Instant Ocean Hydrometer delivers precise full-range salinity and specific gravity.... Show Details
Accurate, reliable water test equipment is absolutely vital to creating and sustaining a healthy, successful marine environment. 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.
- Ideal for use in water temps of 68°F to 85°F
- Durable, permanent needle mount
- Easy-read, 2 color scale with safe zone
- Extra-wide stabilizer base
- Easy-fill convenience - no wet hands!