Use and description |
A compound consisting of dark green crystals or crystalline powder, having a bronze-like luster. Solutions in water or alcohol have a deep blue color. Methylene blue is used as a bacteriologic stain and as an indicator. It inhibits GUANYLATE CYCLASE, and has been used to treat cyanide poisoning and to lower levels of METHEMOGLOBIN. |
Physical Characters and Index |
Melting point :190 °C (dec.)(lit.) Density :0.98 g/mL at 25 °C Flash point :14 °C Storage :no restrictions. Solubility :Soluble in water, chloroform; sparingly soluble in ethanol |