Characteristic
Selenium disulfide, also known as selenium sulfide, is a medication used to treat pityriasis versicolor, seborrhoeic dermatitis, and dandruff. It is applied to the affected area as a lotion or shampoo.
Formula:S2Se
Molar mass:143.09 g·mol−1
Density:3 g/cm3
Melting point 111 °C (232 °F)
Boiling point 118 to 119 °C (244 to 246 °F) (decomposes)
Solubility in water negligible mg/mL (20 °C)