1.02273

Ammonium cerium(IV) sulfate dihydrate

for analysis EMSURE^® ACS

• Synonym(s): Ammonium cerium(IV) sulfate dihydrate, Cerium(IV) ammonium sulfate
• Linear Formula: (NH₄)₄Ce(SO₄)₄ · 2H₂O
• CAS Number: 10378-47-9
• Molecular Weight: 632.55
• MDL number: MFCD00149417
• UNSPSC Code: 12352302
• EC Index Number: 231-567-4
• NACRES: NA.21

Properties

• grade: ACS reagent
• Quality Level: 300
• product line: EMSURE^®
• assay: ≥99.0% ((NH₄)₄Ce(SO₄)₄·2H₂O basis, potentiometry)
• form: solid
• impurities: ≤0.005% Substances insoluble in diluted sulfuric acid
• pH: 1.2 (20 °C, 100 g/L in H₂O)
• bulk density: 800 kg/m³
• anion traces: chloride (Cl^-): ≤0.001%; phosphate (PO₄^3-): ≤0.005%
• cation traces: Fe: ≤0.005%; heavy metals (as Pb): ≤0.005%
• storage temp.: 15-25°C
• InChI: 1S/Ce.H3N.H2O4S.H2O/c;;1-5(2,3)4;/h;1H3;(H2,1,2,3,4);1H2
• InChI key: AAXMWILTYFSCCH-UHFFFAOYSA-N

Description

Analysis Note

Assay (potentiometric, (NH4)₄Ce(SO₄)₄· 2 H₂O): ≥ 99.0 %
Substances insoluble in diluted sulfuric acid: ≤ 0.005 %
Chloride (Cl): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.005 %
Fe (Iron): ≤ 0.005 %

Legal Information

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

Safety Information

• Storage Class: 13 - Non Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable