This document specifies a method for the determination of silicon,manganese,phosphorous,aluminum content in vanadium-nitrogen alloy by inductively coupled plasma atomic emission spectrometry (ICP-AES).This document is applicable to the determination of silicon,manganese,phosphorous,aluminum content in vanadium-nitrogen alloy in the range (mass fraction) of 0,010%-1,00%,0,010%-1,00%,0,010%-0,500%,0,010%-0,100% for silicon,manganese,phosphorous,aluminum respectively.
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This part of GB/T 6730 specifies an inductively coupled plasmamass spectrometry (ICPMS) method for determination of the arsenic, chromium, cadmium, lead and mercury.
This method is applicable to natural iron ores, concentrates, sinters and pellets.The concentration range covered for each of the component elements is given in Table 1.
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