Skip to Content
Merck
All Photos(1)

Key Documents

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

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
Ce(NH4)4(SO4)4 · 2H2O
CAS Number:
Molecular Weight:
632.55
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NB.03

grade

ACS reagent
puriss. p.a.

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

Looking for similar products? Visit Product Comparison Guide

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

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)
K Tsuda et al.
Clinical chemistry, 41(4), 581-585 (1995-04-01)
We have modified an automated measurement system of urinary iodine (UI) and established a sensitive UI assay system by using ultraviolet (UV) digestion. The automated system is sensitive enough to detect concentrations of UI < 0.78 mumol/L (< 10 micrograms/dL)
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)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service