Import cerium oxide Molecular Formula: CeO2 Appearance: cerium oxide as a pale yellow powder Usage: mainly used as the glass decolorizing agent, is also prepared cerium metal raw materials, high purity cerium oxide for rare earth luminescent materials. Item Specification analysis the instrument relatively rare earth purity (wt%) La2O3/TREO ≤ 0.30 ≤ 0.05 ≤ 0.003 ≤ 0.005 ICP spectrometer CeO2/TREO ≥ 99.0 ≥ 99.5 ≥ 99.95 ≥ 99.99 Pr6O11/TREO ≤ 0.025 ≤ 0.010 ≤ 0.005 ≤ 0.002 Nd2O3/TREO ≤ 0.025 ≤ 0.010 ≤ 0.005 ≤ 0.001 Sm6O3/TREO ≤ 0.02 ≤ 0.004 ≤ 0.004 ≤ 0.001 Y2O3/TREO ≤ 0.01 ≤ 0.001 ≤ 0.001 ≤ 0.001 non-rare earth impurities content (wt%) Fe2O3 ≤ 0.01 ≤ 0.01 ≤ 0.008 ≤ 0.0005 atomic absorption spectrophotometry meter CaO ≤ 0.08 ≤ 0.10 ≤ 0.08 ≤ 0.0002 CI-≤ 0.05 ≤ 0.05 ≤ 0.05 ≤ 0.0005 SiO2 ≤ 0.03 ≤ 0.05 ≤ 0.02 ≤ 0.0002 Loss on ignition LOI ≤ 3.0 ≤ 2.5 ≤ 2.5 ≤ 2 Description: This product is not soluble in water, insoluble in acid. Packaging: The product is usually packaged as 50kg, and can also be packaged according to user requirements. Packaging woven bag with inner lined with plastic bags.