Bleu de méthylène, USP
CAS: 7220-79-3
Methylene Blue USP comes as dark green crystals or crystalline powder, having a bronze-like luster. It is odorless or practically so, and is stable in air. Methylene Blue is soluble in water and sparingly soluble in alcohol.
Alternative name(s): Methylthioninium chloride, C.I. basic blue 9