$38 Brewing Refractometer - Dual Scale 0-32% Brix 1.000-1.120 Specific Gravity

Item Description: RSG-100ATC Portable Brix & Beer Wort Specific Gravity Refractometer (0-32% Brix & 1.000-1.120 Wort SG) with (10) 3ml Pipettes - In a SOFT CASE!      Product Specs: * 0-32% Brix Scale / 1.000-1.120 Wort Specific Gravity* Accurate to +/- 0.20% Brix / +/- 0.001 Wort Specific Gravity* Scale Divisions: 0.20% / 0.001 Wort Specific Gravity* Automatic Temperature Compensation (ATC)* Sturdy design, made of lightweight machined Aluminum, not "carbon" plastic* Comes in a zipper SOFT CASE, with a calibration screwdriver, pipette and users guide  The RSG-100ATC use ambient light, no battery or power source is required. Models with the “ATC” suffix are equipped with “Automatic Temperature Compensation” for accurate measurements without recalibration after shifts in ambient working temperature (field use).  You don't need a temperature correction chart if you take readings when the ambient air temp is between 50-86'F (10-30'C). Included are: (10) pipettes for dropping test