Automatic Temperature Compensation Sea Water Salinity Refractometer for Aquarium, 0% - 10% & 1.0 to 1.070 S.G. DUAL SCALE Hydrometer By AdeAdvancedOptics
Price 25.99 - 49.99 USD
Quick Results (Faster Than Your Homebrew Hydrometer) * Easy and simple to use. More Accurate Than Your Homebrew Hydrometer * Automatic Temperature Compensating Refractometer * 5 years warranty! * Ranges: 0-100 ppt of Salinity and 1.000 to 1.070 Specific Gravity