NISupply Refractive Index Refractometer, nD POE AB Mineral Oil w/ Internal Light TDS Meter In France and Canada the

In France and Canada the measurement is in Brix

It also has the advantage of having an internal light

The eyepiece can be screwed in or out to adjust the focus

One BRAND NEW Atago MASTER-20T (0% to 20% Brix Scale) MASTER-20T / MASTER-20PT are low concentration model (measurement range Brix 0

Compare this unit to the Atago PAL-Alpha or the Atago PAL-RI

NISupply Refractive Index Refractometer, nD POE AB Mineral Oil w/ Internal Light TDS Meter In France and Canada theItem Description: "REFRACTOMETER LEDnD" Portable PERFECT FOR PROFESSIONALS! This accurate and simple to use NI Supply refrigeration oil refractometer can determine the amount of oil remaining in a refrigeration system when converting it to a new refrigeration system. Model can identify lubricant residuals by measuring the refractive index. Device can be field calibrated prior to each test. An essential tool for retrofitting AC R systems it simplifies