GB/T 4372.7-2014 Methods for chemical analysis of zinc oxide produced by direct process.Part 7:Determinantion of ferric oxide content.Flame atomic absorption spectrometry method (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 4372.7-2014
Scope
This part of GB/T 4372 specifies the method for the determination of the amount of ferric oxide in zinc oxide by the direct method. This section applies to the determination of the amount of ferric oxide in zinc oxide by the direct method. Measuring range: 0.010%~0.10%.
GB/T 4372.7-2014 history
2014GB/T 4372.7-2014 Methods for chemical analysis of zinc oxide produced by direct process.Part 7:Determinantion of ferric oxide content.Flame atomic absorption spectrometry method