Lead(II) sulfide (also spelled sulphide) is an inorganic compound with the formula PbS. PbS, also known as galena, is the principal ore, and most important compound of lead. It is a semiconducting material with niche uses.
L 1423 (OTTO) Lead(II) sulfide Cas no 1314-87-0 - used as a black pigment, but current applications exploit its semiconductor properties, which have long been recognized.