| Description | This is a bottle of Benedict’s solution. It appears as a clear glass bottle with a cork stopper, containing residue of its original contents, visible as a light blue solid powder.
The bottle features a green label, with handwritten text in pen stating "Benedict’s Solution (Qualitative)". Additionally, the label includes the typed word "Container", along with a handwritten number "3" inside a circle, and on the opposite side"Weight: 4 gr".
It also bears the name "Hayes, Conyngham & Robinson Ltd., Wholesale and Manufacturing Chemists Dublin and Branches"
The bottom of the bottle is embossed with "157 LY 11".
Benedict’s solution was historically used as a chemical reagent for detecting reducing sugars, particularly in urinalysis for diabetes screening. Developed by Stanley R. Benedict in the early 20th century, it became a standard test in medical and laboratory settings. The solution, containing copper(II) sulfate, sodium carbonate, and sodium citrate, would change colour when heated with reducing sugars, transitioning from blue to green, yellow, orange, or red, depending on the sugar concentration. This qualitative test was widely used before the development of modern glucose monitoring methods, playing a crucial role in early diabetes diagnosis and metabolic disorder studies. |