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22269

Sigma-Aldrich

Ammonium cerium(IV) sulfate dihydrate

puriss. p.a., ACS reagent, ≥98.0% (RT)

Synonym(s):

Ceric ammonium sulfate, Cerium(IV) ammonium sulfate

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About This Item

Linear Formula:
Ce(NH4)4(SO4)4 · 2H2O
CAS Number:
10378-47-9
Molecular Weight:
632.55
MDL number:
MFCD00149417
UNSPSC Code:
12352302
PubChem Substance ID:
329752294
NACRES:
NB.03
Assay:
≥98.0% (RT)
form:
powder or crystals

grade

ACS reagent
puriss. p.a.

Quality Level

200

Assay

≥98.0% (RT)

form

powder or crystals

reaction suitability

reagent type: catalyst
core: cerium

mp

130 °C (lit.)

anion traces

phosphate (PO43-): ≤300 mg/kg

cation traces

Fe: ≤100 mg/kg

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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Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
BCCK9880
BCCJ5705
BCCJ5704
BCCF1477
BCCF1476

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T Ohashi et al.
Clinical chemistry, 46(4), 529-536 (2000-04-12)
Urinary iodine is a good biochemical marker for control of iodine deficiency disorders. Our aim was to develop and validate a simple, rapid, and quantitative method based on the Sandell-Kolthoff reaction, incorporating both the reaction and the digestion process into
Thermal behaviour of sulphato and nitrato complexes of cerium (IV).
Pokol G, et al.
J. Therm. Anal., 42(2-3), 343-359 (1994)
Fast colorimetric method for measuring urinary iodine.
Daniella Gnat et al.
Clinical chemistry, 49(1), 186-188 (2003-01-01)
Effect of high room temperature on urinary iodine assay.
N T Dung et al.
Clinical chemistry, 43(6 Pt 1), 1084-1085 (1997-06-01)
Kanakapura Basavaiah et al.
Acta pharmaceutica (Zagreb, Croatia), 57(2), 211-220 (2007-05-18)
Two spectrophotometric methods are proposed for the assay of lansoprazole (LPZ) in bulk drug and in dosage forms using ceric ammonium sulphate (CAS) and two dyes, methyl orange and indigo carmine, as reagents. The methods involve addition of a known
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