Quality Inspection for High Purity Erbium Oxide 4n - Gadolinium Oxide – WMC

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No.	Item		Standard Specification
1	Gd₂O₃/REO ≥		99.999%
2	REO ≥		99.0%
3	Impurity Max each PPM	REO Impurity/REO	La₂O₃/Nd₂O₃/Eu₂O₃/Tb₄O₇/Y₂O₃ 1,
			CeO_2/Pr₆O₁₁/Ho₂O₃/Er₂O₃/Tm₂O₃ 0.5
			Yb₂O₃/Lu₂O₃/Sm₂O₃ 0.5
		Other	Fe₂O₃2, SiO₂ 20, CaO 5, CuO 2, PbO 3, Cl^- 30, NiO 5
4	Packing		10kgs in plastic bags with vacuum package

No.	Item		Standard Specification
1	Gd₂O₃/REO ≥		99.999%
2	REO ≥		99.0%
3	Impurity PPM Max each	REO Impurity/REO	La₂O₃/Nd₂O₃/Eu₂O₃/Tb₄O₇/Y₂O₃ 1,
			CeO_2/Pr₆O₁₁/Ho₂O₃/Er₂O₃/Tm₂O₃ 0.5
			Yb₂O₃/Lu₂O₃/Sm₂O₃ 0.5
		Other	Fe₂O₃2, SiO₂ 20, CaO 5, CuO 2, PbO 3, Cl^- 30, NiO 5
4	Packing		10kgs in plastic bags with vacuum package