marine salt testing refractometer

Milwaukee Digi Refractometer

Ref: JKRH129

£139.99

The most accurate way of measuring salt content in a marine aquarium or a pond. Very easy to use with calibration taking seconds! For seawater measurements. Range: 0 to 50 psu / 0 to 150 ppt / 1.000 to 1.114 sg / 0 to 80C (32 to 176F). Resolution: 1 psu / 1 ppt / 0.001 SG / 0.1C (0.1F). Accuracy: 2 psu / 2 ppt / 0.002 sg / 20.3C (20.5 F). Supplied with 9V battery and instruction manual.

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