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1.02274

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Cerium(IV) sulfate tetrahydrate

for analysis EMSURE®

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Synonym(s):
Cerium(IV) sulfate tetrahydrate
Linear Formula:
Ce(SO4)2 · 4 H2O
CAS Number:
Molecular Weight:
404.30
MDL number:
EC Index Number:
237-029-5

vapor pressure

<1 Pa ( 50 °C)

Quality Level

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 (PO43-): ≤0.01%

cation traces

Fe: ≤0.005%
heavy metals (as Pb): ≤0.005%

storage temp.

15-25°C

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

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1.932961.022731.02263
Cerium(IV) sulfate tetrahydrate for analysis EMSURE&#174;

1.02274

Cerium(IV) sulfate tetrahydrate

Cerium(IV) oxide 1-3 mm for elementary analysis

1.02263

Cerium(IV) oxide

assay

≥98.0% (Ce(SO4)2.4H2O basis, potentiometry)

assay

-

assay

≥99.0% ((NH4)4Ce(SO4)4·2H2O basis, potentiometry)

assay

-

solubility

207 g/L

solubility

-

solubility

-

solubility

-

Quality Level

300

Quality Level

-

Quality Level

300

Quality Level

100

vapor pressure

<1 Pa ( 50 °C)

vapor pressure

-

vapor pressure

-

vapor pressure

-

mp

200 °C (Elimination of water of crystallisation)

mp

-

mp

-

mp

2000 °C

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

pictograms

CorrosionEnvironment

signalword

Danger

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1B

Storage Class

8B - Non-combustible, corrosive hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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