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Metal Mine ›› 2007, Vol. 37 ›› Issue (11): 76-78.

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Three Methods for Measuring Na2O and K2O in Iron Ore and Their Comparison

Fu Ranran1,Liao Haiping1,Hu Cunjun1,Liu Shuiqing2   

  1. 1.Beilun Exit-Entry Inspection and Quarantine Bureau;2.Ningbo Co. of China Certification & Inspection Group
  • Online:2007-11-15 Published:2012-02-09

Abstract: Iron ores were dissolved with HCL+HF and their Na2O and K2O contents were measured by methods of flame absorption (adding CsCL), flame absorption (not adding CsCL) and flame emission (not adding CsCL). Comparison is made between them and shows that the measurement results obtained by the three methods are all acceptable, which are preliminarily analyzed.

Key words: Flame emission, Flame absorption, CsCL, Iron ore, Na2O, K2O