Universal Handy Refractometer
Model No. HV-EXP4072
A most accurate and convenient model of universal hand refractometer with a selector knob to indicate measurement range from 0-90% Accuracy 2%, Incorporates buit in Acmiprism and special light reflection system for colour eliminator to obtain sharp critical boundary line and optimum contast. Hand Refractrometers also available in three separate rangesModel b.0-32% c.28-62% d.58-90%
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