Fehling's solution. Fehling's solution is a chemical test used to differentiate between water-soluble carbohydrate and ketone functional groups, and as a test for monosaccharides.
The test was developed by German chemist Hermann von Fehling in 1849.[1] Laboratory preparation[edit] Biosensors UTEP open in docs. Www.bme.uconn.edu/bme/sendes/Spring06/Team2/final.pdf. Automatic Temperature Compensating Refractometer - AUTO TEMPERATURE COMPENSATING REFRACTOMETER: Amazon.com: Industrial & Scientific.