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40 m Power at 50 Hz of 15
Use: Rinse JBL Symec thoroughly in warm water before use
the physiological reasons are not fully understood
It bonds within seconds and has excellent control
D-D True Seawater Refractometer Mat 40 m Power at 50What is different about the D D Seawater Refractometer? Almost all hand held salt water refractometers available to the hobby are designed and calibrated for the testing of brine solutions, i. e. sodium chloride, and are not calibrated for the refractive index of natural sea water. Even though the largest percentage of salt in the sea is sodium chloride, the presence of other significant ions such as magnesium and calcium in natural sea water results