Measure propylene glycol (PG) concentration and freezing point instantly and accurately with the Palm Abbe digital refractometer. A refractometer is fast, convenient, and easy to use. Simply place a drop or two of propylene glycol in the stainl...
Dual Scale Refractometer Brix and 10440 Scale This dual scale digital refractometer is equipped with both the Brix and 10440 scales. Although Brix is a measure of sugar concentration, both the Brix scale and the 10440 scale can be used for meas...