SN/T 3806-2014 Determination of niobium、boron、wolfram and zirconium content in carbon steel and alloy steel for import and export.Inductively coupled plasma atomic emission spectrometric method (English Version)
This standard specifies the ICP-AES determination method for niobium, tungsten, tungsten and zirconium in imported and exported carbon steel and alloy steel. This standard is applicable to the determination of niobium, tungsten, tungsten and zirconium content in imported and exported carbon steel and alloy steel. The measurement range of each element is shown in Table 1.
SN/T 3806-2014 history
2014SN/T 3806-2014 Determination of niobium、boron、wolfram and zirconium content in carbon steel and alloy steel for import and export.Inductively coupled plasma atomic emission spectrometric method