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383090

Sigma-Aldrich

Ammonium cerium(IV) sulfate dihydrate

ACS reagent, ≥94%

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Synonym(s):
Ceric ammonium sulfate, Cerium(IV) ammonium sulfate
Linear Formula:
Ce(NH4)4(SO4)4 · 2H2O
CAS Number:
Molecular Weight:
632.55
MDL number:
PubChem Substance ID:
NACRES:
NB.24

grade

ACS reagent

Quality Level

assay

≥94%

form

powder or crystals

reaction suitability

reagent type: catalyst
core: cerium

impurities

≤0.05% insol. dil. H2SO4

mp

130 °C (lit.)

anion traces

phosphate (PO43-): ≤0.03%

cation traces

Fe: ≤0.01%

SMILES string

N.N.N.N.O.O.[Ce+4].OS([O-])(=O)=O.OS([O-])(=O)=O.OS([O-])(=O)=O.OS([O-])(=O)=O

InChI

1S/Ce.4H3N.4H2O4S.2H2O/c;;;;;4*1-5(2,3)4;;/h;4*1H3;4*(H2,1,2,3,4);2*1H2/q+4;;;;;;;;;;/p-4

InChI key

VCNAMBGKEDPVGQ-UHFFFAOYSA-J

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1 of 4

This Item
22269221759215473
Ammonium cerium(IV) sulfate dihydrate ACS reagent, ≥94%

383090

Ammonium cerium(IV) sulfate dihydrate

Essential Grade
Ammonium cerium(IV) sulfate dihydrate puriss. p.a., ACS reagent, ≥98.0% (RT)

22269

Ammonium cerium(IV) sulfate dihydrate

Essential Grade
Ammonium cerium(IV) nitrate ACS reagent, ≥98.5%

215473

Ammonium cerium(IV) nitrate

-
assay

≥94%

assay

≥98.0% (RT)

assay

≥94.0% (with KMnO4, redox titration)

assay

≥98.5%

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

200

grade

ACS reagent

grade

ACS reagent, puriss. p.a.

grade

-

grade

ACS reagent

impurities

≤0.05% insol. dil. H2SO4

impurities

-

impurities

-

impurities

≤0.05% insol. dil. H2SO4

anion traces

phosphate (PO43-): ≤0.03%

anion traces

phosphate (PO43-): ≤300 mg/kg

anion traces

-

anion traces

chloride (Cl-): ≤0.01%, phosphate (PO43-): ≤0.02%

General description

Ammonium cerium(IV) sulfate dehydrate is a cerium salt widely used in the volumetric analysis.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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