Fehling's solution A

Mix with Fehling’s Solution No.2 in equal volumes
before use Fehling’s solution prepared in accordance with a specification approved by the British Sugar Corporation for the determination of invert sugar.

F 1271 (OTTO) Fehling's solution A - used to screen for glucose in urine, thus detecting diabetes. Another use is in the breakdown of starch to convert it to glucose syrup and maltodextrins in order to measure the amount of reducing sugar, thus revealing the dextrose equivalent (DE) of the starch sugar.