Hydrometer & Thermometer

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Fluval Sea Hydrometer
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Fluval Sea Hydrometer for Aquariums
$21.71
Instant Ocean Hydrometer
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Instant Ocean Sea Salt for Marine Aquariums
$19.53
Fluval Sea Hydrometer
Fluval Sea Hydrometer for Aquariums (XA14356)

Fluval Sea Hydrometer provides accurate measurements of specific gravity and salinity in marine aquariums. This easy-to-read hydrometer has clear markings and is compact and easy to use and can be installed inside a tank permanently for continuous readings or used as a portable device.

  • Accurately measures specific gravity and salinity
  • Easy-to-read
  • Compact with clear markings
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Fluval Sea Hydrometer for Aquariums
$21.71
Instant Ocean Hydrometer
Instant Ocean Sea Salt for Marine Aquariums (AS02503)

Instant Ocean sea salt contains every necessary major, minor, and trace element and has no nitrates and no phosphates. It was developed through sophisticated biological and chemical testing, and every batch is analyzed to assure consistent high quality.

  • Fast dissolving
  • Nitrate free
  • Phosphate free

Exceptional solubility, uniform particle size, and outstanding package value have made Instant Ocean salt the choice of aquarists for over 40 years. No other product outperforms Instant Ocean salt. Our guarantee of quality is supported by a history of proven usage. Instant Ocean salt is the worlds most popular brand of sea salt.

Dosage:
3 lbs Treats 10 Gallons
7.5 lbs Treats 25 Gallons
15 lbs Treats 50 Gallons
45 lbs Treats 150 Gallons
46 lbs: Treats 160 Gallons
60 lbs Treats 200 Gallons.

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Instant Ocean Hydrometer Tests Aquarium Salt Level and Specific Gravity
$19.53
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