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Ferene disodium salt, Sigma-Aldrich®

Lieferant: SIGMA ALDRICH MICROSCOPY

Beschreibung: 3-(2-Pyridyl)-5,6-di(2-furyl)-1,2,4-triazine-5′,5′′-disulfonic acid disodium salt, also known as Ferene, is commonly used to measure the concentration of iron ions in aqueous solutions. The reagent is sensitive to ferrous iron ions (Fe2+) and forms a purple-colored complex with these ions in the presence of a reducing agent. The intensity of the purple color formed is proportional to the concentration of iron ions present in a solution and is quantified spectrophotometrically.

Penicillin V potassium salt

Lieferant: Apollo Scientific

Beschreibung: Penicillin V is an inhibitor of bacterial cell wall synthesisActive against gram-positive and some gram-negative bacteria. b-lactamase sensitive.