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Hydrometer Saltwater Aquarium | Seawater Hydrometer For Aquarium Aquaculture | Seawater Densimeter Ocean Hydrometer  Salinity Meter For Fish Tank Salinity Specific Gravity Test

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How to Use: Insert the hydrometer into the water tank at a depth of more than 15 cm (when the insertion line is less than 15 cm, the accuracy of the sur`face of the fuel_tank will be affected).Application: suitable for warm water of 20~30℃. When the temperature changes, the read value will change. The unit-specific gravity is ±0.001 accuracy.Safe Range: Salinity according to the horizontal scale (PPT), based on the internal reading of the scale. The recommended ratio in the water tank is 1020~1023, which is a safe range. Please wash with water every time after use.Measurement Accuracy: The actual hydrometer has easy-to-read markings that clearly indicate a safe place. Small and waterproof, the readable accuracy is a maximum of ±0.002 gravity units.Range of Use: To avoid errors due to inhalation of oil film on water, move to a depth of 15 cm (6 inches) in water. Prevent the pollution of seawater in the sink and keep hands clean. The hydrometer in the aquarium is suitable for checking soda water, and saltwater fish tanks.

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