Instant Ocean Clear Aquarium Hydrometer

Accurate, Reliable Water Test Equipment Is Absolutely Vital To Creating And Sustaining A Healthy, Successful Marine Environment. Easy To Read And Simple To Operate, The Instant Ocean Hydrometer Delivers Precise Full-range Salinity And Specific Gravity Readings -- Accurate To ± 0.001 -- And Does It Each Time, Every Time.

Key Benefits

• Marine Hydrometer: Tests Salinity And Specific Gravity In Marine Aquariums To Help Maintain A Healthy Tank.
• Accurate: Precise, Full-range Readings - Accurate To +/- 0
• Ready To Use: Simply Dunk In Aquarium To Fill With Water, Then Set On Level Surface To Read.
• Easy To Read: Clearly Marked To Show Results.
• Extra-wide Stabilizer Base: Two-color Scale With A Safe Zone For Simple Results.

Use Instructions:

1. Rinse Hydrometer With Fresh Water Before Using.

2. Slowly Fill Hydrometer By Dipping Bottom Corner Fill Port Below Water Surface Until Water Flows Up And Over Inner Weir.

3. Dislodge Air Bubbles By Tapping Hydrometer, Or Pointer, Gently With Pencil.

4. Placing Hydrometer On A Level Surface, Read Specific Gravity (Inside Scale). For Most Marine Aquariums, Recommended Specific Gravity Is 1.020 To 1.026.

5. Rinse Hydrometer With Fresh Water Before Storing.

Care And Cleaning Instructions:

Periodic Cleaning Is Recommended To Remove Deposits That Can Accumulate On Pointer, Causing Inaccurate Reading.

1. Soak Hydrometer In Mild Acid (Vinegar) For 30 Minutes, Then Rinse.