Tropic Marin - High precision hydrometer

Precise Measurements in the Saltwater Aquarium

These hydrometers never need calibration. Indispensable for scientists and the committed hobbyist. The higher price will soon pay off by an always exact salinity in the aquarium.

These high precision hydrometers are handmade in Germany by experienced craftsmen.

• Resolution: 0.0001
• Scale from 1.018 to 1.028
• Maximum deviation 0.001 at 25°C
• Recommended range: 1.025 to 1.027 (25°C)
• Dimensions: 4/32(diameter) x 350(lenght) mm