Methylene blue

CAS: 7220-79-3
Molecular Formula: C16H18ClN3S.3H2O
Molecular Weight: 373.90
Product description:Shiny dark green crystal or small dark brown powder, bronze luster, no smell, stability in the air; 1 g soluble in about 25 ml water, 65 ml of ethanol, solution for sky blue, soluble in chloroform, insoluble in ether and benzene. Aqueous solution of zinc powder and dilute sulphuric acid can fade, but exposed to the air can be restored.Be used as chemical indicator, dye, biological stain and drug use. Methylene blue solution in oxidizing environment blue, but in the reduction of zinc, ammonia water reducing agent will be colorless. Methylene blue and weak acid dye methylene blue (Methyl blue) or pH indicator Methyl violet (Methyl violet, also known as the "gentian violet"), should pay attention not to mix.