Quickly, 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.
Accurate to +/- 0.001.
Ideal for use in water temperatures from 68° to 85°F.
Instructions For Use
Internet Price: $13.99 Today's Price: $11.19 (Save 20%)
Shop All Products By Instant Ocean
Usually Leaves Warehouse the Next Business Day | More Shipping Info
Here's How it Works:
*Valid on Repeat Delivery eligible products, products subject to change.
$7.19 to $62.28
$12.79 to $27.99
$5.59 to $7.86
$14.39 to $23.02
Free Shipping Exclusion:
Due to weight/size restrictions, this product is not available for Free Shipping promotions.