The VST LAB Coffee III refractometer is used for measuring coffee & espresso TDS. The advanced fourth-generation handheld instrument provides laboratory precision in the palm of your hand. Accuracy and precision of the VST Lab coffee refractometers are comparable to state-of-the-art dehydration ovens, and rival benchtop laboratory refractometers with Peltier trays. VST's latest Lab III refractometer has a typical accuracy of +/- 0.02% and worst case precision of +/- 0.1%. Click here to read more about Coffee & RefractometersDesigned for the rapid and accurate determination of coffee concentration, these instruments will automatically correct for temperature within the range of 15-40 degrees Celsius. When used and cared for properly, the refractometer will provide years of trouble-free service. Includes Hard sided carrying case for refractometer machine - protects during transit, keeps temperature stable Bag of 50 syringe filters and 5 luer-lock syringes - for pre-filtering espresso or coffee brewed using metal filters Bag of 10 pipettes and alcohol swabs - designed to transfer samples without contamination to ensure accuracy
