Colorimetric assay of acetylcholine by gallocyanine.
D000109:Acetylcholine / Q000032:analysis*; D002794:Choline; D003124:Colorimetry; D004396:Coloring Agents; D006571:Heterocyclic Compounds; D008722:Methods; D013053:Spectrophotometry
D004396:Coloring Agents; D006571:Heterocyclic Compounds; D002794:Choline; D000109:Acetylcholine