Marine Hydrometer Reef Transparent Rectangle Shape Fish Aquarium Salt Water Salinity Specific Gravity Test Marine Industry

• Product Line: Aquarium Sealevel Hydrometer
• Model: Irregular shape, Rectangle
• Color: Transparent
• Size: 18x5x1.5cm/ 12x9x1.5cm
• Readable and accuracy: Can up to ± 0.002 gravity unit
• Feature1: Suitable for sea water fish , aquarium, marine monitoring
• Feature2: Made of eco-friendly plastic, rugged and durable
• Feature3: Used to measure, and control the concentration of salt water
• Feature4: simple and more reliable readings
• Attention 1: Please wash with clean water after each use
• Attention 2: When the water reaches full state, filed a hydrometer

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