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Portable salinity 0-28% PAL-104 Digital Salinity Refractomet
1pc RSG-100ATC 0-32% Brix & Beer Sugar Wine Wort Refractomet
High Quality Hand Held Engine Fluid Glycol Point Refractomet
Refractometer Sugar Degree Meter Vegetables Brix Refractomet
Digital ctose Dextran Glucose Lactose Maltose Refractomet
handheld Honey moisture meter 10-30% Honey water Refractomet