cerium

• ChemBase ID: 107979
• Molecular Formular: Ce
• Molecular Mass: 140.116
• Monoisotopic Mass: 139.905438
• SMILES: [Ce]
• Canonical SMILES: [Ce]
• InChI: InChI=1S/Ce
• InChIKey: GWXLDORMOJMVQZ-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: cerium
• IUPAC Traditional name: cerium
• Synonyms: Cerium; Cerium, AAS standard solution, Specpure®, Ce 1000 g/ml; Cerium, plasma standard solution, Specpure®, Ce 10,000 g/ml; Cerium, plasma standard solution, Specpure®, Ce 1000 g/ml; Cerium ingot; Cerium rod, 6.35mm (0.25in) dia; Cerium foil, 0.62mm (0.024in) thick; CERIUM; Cerium(III) nitrate solution; Cerium standard for AAS; Cerium foil, 0.25mm (0.01in) thick; Cerium rod, 12.7mm (0.5in) dia; Cerium foil, 1.0mm (0.04in) thick; Cerium foil, 0.1mm (0.004in) thick; 铈; 铈, AAS 标准溶液, Specpure®, 铈含量1000μ/ml; 铈,等离子 标准溶液, Specpure®, Ce 10,000®g/ml; 铈, 等离子 标准溶液, Specpure®, Ce 1000®g/ml; 铈锭; 铈棒, 6.35mm (0.25in) 直径; 铈箔, 0.62mm (0.024in) 厚; 硝酸铈(III) 溶液; AAS 铈标准品; 铈箔, 0.25mm (0.01in)厚; 铈棒, 12.7mm (0.5in) 直径; 铈箔, 1.0mm (0.04in) 厚; 铈箔, 0.1mm (0.004in) 厚

Database IDs

• CAS Number: 7440-45-1; 13550-45-3
• EC Number: 231-714-2; 231-154-9
• MDL Number: MFCD00010924
• PubChem SID: 24855943; 24869828; 24853326; 24855785; 162094387
• PubChem CID: 23974

CALCULATED PROPERTIES

• H Acceptors: 0
• H Donor: 0
• LogD (pH = 5.5): 0.0
• LogD (pH = 7.4): 0.0
• Log P: 0.0
• Molar Refractivity: 0.0 cm^3
• Polarizability: 6.0580606 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Apperance: ≈0.21g/mm, Cast rod, diameter is approximate; ≈0.42g/25x25mm, Packaged in mylar under argon; ≈0.86g/mm, Cast rod, diameter is approximate; ≈1.04g/25x25mm, Packaged in mylar under argon; ≈2.6g/25x25mm, Packaged in mylar under argon; ≈4.2g/25x25mm, Packaged in mylar under argon; chips; chunks; foil; ingot; Liquid; Packaged under mineral oil; powder
• Melting Point: 795 °C(lit.)
• Boiling Point: 3443 °C(lit.)
• Density: 1.02 g/mL at 20 °C; 6.67 g/mL at 25 °C(lit.)
• Resistivity: 73 μΩ-cm, 20°C

Safety Information

• European Hazard Symbols: Corrosive (C); Flammable (F); Irritant (Xi); Harmful (Xn)
• UN Number: 1333; 2031; 3078; UN1333; UN3264
• German water hazard class: 1; 3
• Hazard Class: 4.1; 4.3; 8
• Packing Group: 2; II; III
• Risk Statements: 11-14/15-20/21/22-36/37/38; 11-15; 11-15-20/21/22-36/37/38; 11-20/21/22-36/37/38; 34; 36/38; R:10
• Safety Statements: 16-26-36/37/39; 16-26-36/37/39-43; 23-26-36/37/39-45; 26; 7/8-43; S:9-16-29
• TSCA Listed: 是
• GHS Pictograms: GHS02; GHS05; GHS07
• GHS Signal Word: Danger; Warning
• GHS Hazard statements: H228-H260; H228-H261-H302 + H312 + H332-H315-H319-H335; H228-H302 + H312 + H332-H315-H319-H335; H314; H314-H318; H315-H319
• GHS Precautionary statements: P210-P231 + P232-P261-P280-P305 + P351 + P338-P422; P210-P231+P232-P241-P370+P378A-P402+P404-P501A; P210-P261-P280-P305 + P351 + P338; P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A; P305 + P351 + P338
• Personal Protective Equipment: Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
• RID/ADR: UN 1333 4.1/PG 2; UN 2031 8/PG 2; UN 3078 4.3/PG 2

Product Information

• Purity: 90%; 99% (REO); 99.8% min (REO); 99.9% (metals basis excluding Ta); 99.9% (rare earth, metals basis); 99.9% (REO); 99.9% trace metals basis
• Concentration: 1.0 g/L Ce in nitric acid
• Particle Size: -40 mesh
• Shelf Life: (limited shelf life, expiry date on the label)
• Size: 25 mm × 25 mm × 1 mm
• Empirical Formula (Hill Notation): Ce

DETAILS

MP Biomedicals - 05205660

MP Biomedicals Rare Chemical collection

Sigma Aldrich - 261041

包装
25, 100 g in poly bottle

Sigma Aldrich - 461210

Packaging
50 g in poly bottle

Sigma Aldrich - 263001

Packaging
10 g in poly bottle

Sigma Aldrich - 693766

Application
Used in Physical Vapor Deposition (PVD) processes, including thermal and electron-beam (e-beam) evaporation, for the preparation of thin films.

Sigma Aldrich - 22236

Preparation Note
prepared with Ce(NO3)3 and HNO3 (0.5 M)