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- spe·ci·fic
grav·i·ty - noun •
abbreviation
- SG >
The ratio of
the mass of a solid or liquid to the mass of an equal volume of distilled
water at 4°C (39°F) or of a gas to an equal volume of air or hydrogen
under prescribed conditions of temperature and pressure, calculated by
using a hydrometer. Example
- The measurement of the saline
level or salt content in water.
Related Resources:
Testing Your Aquarium Water
Taking the time to test your saltwater aquarium water whether it is a fish-only or reef tank system is a very important part of maintenance, as it gives you an analysis of the condition or quality of the environment your marine inhabitants are living in.
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