1.02274

Cerium(IV) sulfate tetrahydrate

for analysis EMSURE^®

• Synonym(s): Cerium(IV) sulfate tetrahydrate
• Linear Formula: Ce(SO₄)₂ · 4 H₂O
• CAS Number: 10294-42-5
• Molecular Weight: 404.30
• UNSPSC Code: 12352302
• EC Index Number: 237-029-5
• NACRES: NA.21
• MDL number: MFCD00148852
• Assay: ≥98.0% (Ce(SO₄)₂.4H₂O basis, potentiometry)
• Form: solid
• Solubility: 207 g/L

Properties

• vapor pressure: <1 Pa ( 50 °C)
• Quality Level: 300
• product line: EMSURE^®
• assay: ≥98.0% (Ce(SO₄)₂.4H₂O basis, potentiometry)
• form: solid
• impurities: ≤0.005% Substances insoluble in sulfuric acid
• pH: 0.5 (20 °C, 207 g/L in H₂O)
• mp: 200 °C (Elimination of water of crystallisation)
• solubility: 207 g/L
• density: 3.24 g/cm³ at 20 °C
• bulk density: 650‑850 kg/m³
• anion traces: chloride (Cl^-): ≤0.001%, phosphate (PO₄^3-): ≤0.01%
• cation traces: Fe: ≤0.005%, heavy metals (as Pb): ≤0.005%
• storage temp.: 15-25°C
• SMILES string: [Ce+3].[S](=O)(=O)([O-])[O-].[S](=O)(=O)([O-])[O-].O.O.O.O.[H+]
• InChI: 1S/Ce.2H2O4S.4H2O/c;2*1-5(2,3)4;;;;/h;2*(H2,1,2,3,4);4*1H2/q+3;;;;;;/p-3
• InChI key: ZBNJQJDKRZKDSV-UHFFFAOYSA-K

Description

Analysis Note

Assay (potentiometric, Ce(SO₄)₂· 4 H₂O): ≥ 98.0 %
Substances insoluble in sulfuric acid: ≤ 0.005 %
Chloride (Cl): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.01 %
Heavy metals (as Pb): ≤ 0.005 %
Fe (Iron): ≤ 0.005 %

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• pictograms: GHS05,GHS09
• signalword: Danger
• hcodes: H314 - H410
• pcodes: P260 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1B
• Storage Class: 8B - Non-combustible, corrosive hazardous materials
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable