Cerium (CAS 7440-45-1) Sigma-Aldrich

Cerium molecular structure — Molecular structure

The Sigma-Aldrich catalog lists 17 grades and pack sizes of Cerium (CAS 7440-45-1). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS	7440-45-1
Molecular formula	Ce
Molecular weight	140.12 g/mol
IUPAC name	cerium
Synonyms	RefChem:124513 · cerio · Cerium atom · Nitric acid, cerium(3+) salt, hydrate · CERIUM METAL · Cerium Standard: Ce @ 1000 microg/mL in 5% HNO3

Safety & Hazards (GHS) Danger

Flammable

H228 Flammable solid

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand	Product / grade	Code
Sigma	CERIUM, CHIPS, 99.9% TRACE RARE EARTH	461210-50G	Request Quote
Sigma	CERIUM, FOIL 25X25MM, THICKNESS 0.1MM	GF61818363-1EA	Request Quote
Sigma	CERIUM, FOIL 50X50MM, THICKNESS 0.1MM	GF27295724-1EA	Request Quote
Sigma	CERIUM, FOIL, LIGHT TESTED, 25X25MM, TH	GF97378677-1EA	Request Quote
Sigma	CERIUM, FOIL, NOT LIGHT TESTED, 25X25MM	GF36157394-1EA GF49695047-1EA	Request Quote
Sigma	CERIUM, FOIL, NOT LIGHT TESTED, 50X50MM	GF97217220-1EA	Request Quote
Sigma	CERIUM, INGOT, UNDER OIL, 99.9% TRACE	261041-100G 261041-25G	Request Quote
Sigma	CERIUM, LUMP, MAX. LUMP SIZE 25MM, WEIG	GF27530197-1EA	Request Quote
Sigma	CERIUM, ROD, 100MM, DIAMETER 12.7MM, CA	GF39030353-1EA	Request Quote
Sigma	CERIUM, ROD, 100MM, DIAMETER 6.35MM, CA	GF04444095-1EA	Request Quote
Sigma	CERIUM, ROD, 50MM, DIAMETER 12.7MM, CAS	GF55512244-1EA	Request Quote
Sigma	CERIUM, ROD, 50MM, DIAMETER 6.35MM, CAS	GF02435554-1EA	Request Quote
Sigma	CERIUM, WIRE REEL, 100MM, DIAMETER 1.0M	GF35961655-1EA	Request Quote
Sigma	CERIUM, WIRE REEL, 25MM, DIAMETER 1.0MM	GF49222582-1EA	Request Quote
Sigma	CERIUM, WIRE REEL, 50MM, DIAMETER 1.0MM	GF90687695-1EA	Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.