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Factory Free sample Tellurium Dioxide 4n - Erbium Oxide – WMC Featured Image

Factory Free sample Tellurium Dioxide 4n - Erbium Oxide – WMC

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No.	Item		Standard Specification
1	Er₂O₃/REO ≥		99.5%	99.9%	99.99%
2	REO ≥		99.0%	99.0%	99.0%
3	REO Impurity/REO Max		0.50%	0.10%	0.01%
4	Other Impurity Max	Fe₂O₃	0.005%	0.005%	0.001%
		SiO₂	0.05%	0.005%	0.003%
		CaO	0.05%	0.01%	0.001%
		Cl^-	0.05%	0.03%	0.03%
5	Packing		25kgs in cardboard drums

No.	Item		Standard Specification
1	Er₂O₃/REO ≥		99.5%	99.9%	99.99%
2	REO ≥		99.0%	99.0%	99.0%
3	REO Impurity/REO Max		0.50%	0.10%	0.01%
4	OtherImpurity Max	Fe₂O₃	0.005%	0.005%	0.001%
		SiO₂	0.05%	0.005%	0.003%
		CaO	0.05%	0.01%	0.001%
		Cl^-	0.05%	0.03%	0.03%
5	Packing		25kgs in cardboard drums

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