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Merck

1.02273

Ammonium cerium(IV) sulfate dihydrate

for analysis EMSURE® ACS

Synonym(s):

Ammonium cerium(IV) sulfate dihydrate, Cerium(IV) ammonium sulfate

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About This Item

Linear Formula:
(NH4)4Ce(SO4)4 · 2H2O
CAS Number:
Molecular Weight:
632.55
UNSPSC Code:
12352302
EC Index Number:
231-567-4
NACRES:
NA.21
MDL number:
Assay:
≥99.0% ((NH4)4Ce(SO4)4·2H2O basis, potentiometry)
Grade:
ACS reagent
Form:
solid
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grade

ACS reagent

Quality Segment

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 (PO43-): ≤0.005%

cation traces

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

storage temp.

15-25°C

SMILES string

[Ce].[S](=O)(=O)(O)O.N.O

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

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


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Storage Class

13 - Non Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Class I Designated Chemical Substances

prtr

1022730000: + IN21022730500: + 1022730100: + IN21022730100: + IN2R1022739050: + 1022735000:

jan



Certificates of Analysis (COA)

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