Methylene Blue, 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
Chemical Formula
C16H18N3S•Cl•3H2O
Hazardous Drug (NIOSH)
No
Temperature Requirement
Cold 2-8°C
Hygroscopic
No
Light-sensitive
Yes