CAS Registry Number

CAS 1317-37-9 — Iron(II) Sulfide, 99.9%

Iron(II) Sulfide (FeS) is a black, crystalline inorganic compound primarily used in chemical synthesis, metallurgy, and as a sulfur source in laboratory reactions. It is also employed in the production of iron sulfide pigments and as a reducing agent in certain industrial processes. This high-purity Iron(II) Sulfide (99.9%) has a CAS number of 1317-37-9, a molecular weight of 87.91 g/mol, and requires storage at ambient conditions. It carries no signal word under standard safety classifications. Molekula supplies Iron(II) Sulfide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.