Characteristic

Arsenic trisulfide is the inorganic compound with the formula As₂S₃. It is a bright yellow solid that is insoluble in water.

Chemical formula：As₂S₃

Molar mass：246.02 g·mol⁻¹

Appearance：Orange crystals

Density：3.43 g cm⁻³

Melting point：310 °C (590 °F; 583 K)

Boiling point：707 °C (1,305 °F; 980 K)

Magnetic susceptibility (χ)：-70.0·10⁻⁶ cm³/mol

Application

Arsenic minerals are mainly used to extract the element arsenic and to produce arsenate and arsenic compounds, such as calcium arsenate, sodium arsenate, lead arsenate, etc.Used in refining arsenic alloys in the metallurgical industry;Arsenic-lead alloys are used in the military industry to make bullets, military poisons, and fireworks;Arsenic-copper alloys are used to make radar parts and cars;Used in light industry for manufacturing opalescent glass, glass decolorization, soaking and washing wool, tanning agents and for wood anticorrosion;Agricultural pesticides, herbicides, rodenticides and other arsenic-containing pesticides;The medicinal name of arsenic-chinese products is arsenic.Realgar concentrate powder can be used to make firecrackers, fireworks.