Copper (II) Sulfide (CuS)-Pellets

Characteristic

Copper monosulfide is a chemical compound of copper and sulfur. It occurs in nature as the dark indigo blue mineral covellite. It is a moderate conductor of electricity.

Chemical formula：CuS

Molar mass：95.611 g/mol

Appearance：black powder or lumps

Density：4.76 g/cm³

Melting point：above 500 °C (932 °F; 773 K) (decomposes)

Solubility in water：0.000033 g/100 mL (18 °C)

Solubility product (Ksp)：6 x 10⁻³⁷

Solubility：soluble in HNO₃, NH₄OH, KCN

insoluble in HCl, H2SO4

Magnetic susceptibility (χ)：-2.0·10⁻⁶ cm³/mol

Refractive index (nD)：1.45

Crystal structure：hexagonal

Application

Used as an analytical reagent.

CuS_MSDS.pdf