出典:Wikipedia
出典:『Wikipedia』 (2010/12/03 13:28 UTC 版)
Methyl blue, also known as Cotton blue, Helvetia blue, Acid blue 93, or C.I. 42780, is a chemical compound with the molecular formula C37H27N3Na2O9S3. It is used as a stain in histology. Methyl blue stains collagen blue in tissue sections. It is soluble in water and slightly soluble in ethanol. It can be used in the Mallory's connective tissue stain and Gömöri trichrome stain. It is used in differential staining. It can also be used to mediate electron transfer in microbial fuel cells.