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: $10.49 (Save 25%)
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.
$6.74 to $49.49
$11.99 to $26.24
$5.24 to $6.74
$13.49 to $21.58
Free Shipping Exclusion:
Due to weight/size restrictions, this product is not available for Free Shipping promotions.