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Calibration can be done turning the Calibration Screw on the top of the unit using our 1
Canada: $12
use the screwdriver provided to set it to 55
Item Description: 10-30 HONEY REFRACTOMETER Portable Honey Refractometer - 10-30% Single Honey Moisture Scale - Calibration Fluid Included 10-30 HONEY REFRACTOMETER
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1.800 12 Gram Gem Gemstone Refractometer Refractive Index Fluid Liquid Cheap Coffee Refractometer Calibration can be done turningItem Description: 1. 8ml Vial of 1. 800 Refractive Index Fluid for Gem Refractometers, 12 Grams (1. 8ml) THIS PRODUCT DOES NOT CONTAIN ARSENIC AND IS NON POISONOUS. 12 GRAM VIAL THAT'S 20% MORE THAN THE COMPETITION (and our product sells for less!)! UNLIKE THE COMPETITION, OUR VIALS ARE: * LABELED! YES, THEIR VIALS ARE UNMARKED NAIL POLISH VIALS *AMERICAN MADE (FROM A REAL LAB!)! * VERIFIED TO BE EXACTLY 1. 800 REFRACTIVE INDEX @ 20'C! * LEAK PROOF IN
US$ 99.99
US$ 19.99
US$ 99.99