Cerium sulfate

Formula:Ce(SO₄)₂·4H₂O
Nol.wt.: 404.284
CAS: 17106-39-7
Appearance: reddish yellow crystal
Uses: Mainly used as oxidant, water repellent, mildew repellent and titration reagent.

Code	S-3.5N	S-4N
Total amount of rare earth oxides %	≥36/42/48	≥36/42/48
Cerium purity and relative rare earth impurities
CeO₂/TREO %	≥99.95	≥99.99
La₂O₃/TREO %	≤0.02	≤0.004
Pr₆O₁₁/TREO %	≤0.01	≤0.002
Nd₂O₃/TREO %	≤0.01	≤0.002
Sm₂O₃/TREO %	≤0.005	≤0.001
Y₂O₃/TREO %	≤0.005	≤0.001
Non rare earth impurity
Ca%	≤0.005	≤0.002
Fe%	≤0.005	≤0.002
Na%	≤0.003	≤0.002
K%	≤0.002	≤0.001
Pb%	≤0.005	≤0.002
Al%	≤0.005	≤0.005

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