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Instant Ocean Hydrometer

5.0 Write Review
Free shipping on orders over $29.99

$12.99

$ 6 .99 $6.99

In Stock
  • Easy to read and simple to operate, this hydrometer delivers precise full-range salinity and specific gravity readings - accurate to 0.0001
  • Made of durable plastic it has a 2-color scale with safe zone and extra-wide stabilizer base.
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Easy to read and simple to operate, this hydrometer delivers precise full-range salinity and specific gravity readings-accurate to 0.0001. Made of durable plastic, it has a 2-color scale with safe zone and extra-wide stabilizer base.