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Industry Ferroferric Oxide for Pigments or Polishing Agent or Iron Catalyst F...
Ultra Pure Black Iron Oxide Powder Fe3O4
Fe3O4 Industry Grade

Dongtian Innovation Industrial Zone, Lingqiiu, Datong, Shanxi Province, China.
+86-0352-3333789/15703526665
dongtiankuangye@yeah.net
http://m.ironoreconcentrates.com/

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