Ammonium cerium(IV) sulfate dihydrate

grade

ACS reagent

Quality Level

300

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 (PO₄^3-): ≤0.005%

cation traces

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

storage temp.

15-25°C

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