Sinotech Hand Held 0-20% Brix Cutting Liquids Refractometer Rhb-20atc Brix Tester Measuring Range: 0-20% Brix Minimum Division: 0.20% Brix Accuracy: 0.15% ATC Compensation Range: 10C~30C (50F~86F) This model is specially for the cutting fluids testing and for low brix solution testing.