China Manufacturer Supply High quality 3N 4N Cerium Nitrate hexahydrate cas 10294 41 4

                     Code

CH-3N

CH-3.5N

CH-4N

TREO%

≥39.5

≥39.5

≥39.5

Cerium purity and relative rare earth impurities

CeO₂/TREO %

≥99.9

≥99.95

≥99.99

La₂O₃/TREO %

≤0.05

≤0.02

≤0.004

Pr₆O₁₁/TREO %

≤0.02

≤0.01

≤0.002

Nd₂O₃/TREO%

≤0.02

≤0.01

≤0.001

Sm₂O₃/TREO %

≤0.005

≤0.005

≤0.001

Y₂O₃/TREO %

≤0.005

≤0.005

≤0.001

Non rare earth impurity

Fe%

≤0.002

≤0.001

≤0.0005

SiO₂ %

≤0.01

≤0.005

≤0.003

Ca %

≤0.01

≤0.005

≤0.0005

Pb %

≤0.001

≤0.001

≤0.0005

Cl^- %

≤0.01

≤0.005

≤0.0005

SO _{2 4}^- %

≤0.01

≤0.005

≤0.0005

Description:Colorless granular crystal, soluble in water

Uses:Used as petrol-chem catalyst.Also used as additive for gauze covering of steam light.