XB/T 601.9-1993 Lanthanum hexaboride chemical analysis method Determination of carbon content by high frequency induction combustion infrared absorption method (English Version)
2008XB/T 601.4-2008 Chemical analysis methods of lanthanum boride.Determination of carbon content.High frequency induced combustion infrared ray absorbs method
1993XB/T 601.9-1993 Lanthanum hexaboride chemical analysis method Determination of carbon content by high frequency induction combustion infrared absorption method
XB/T 601.9-1993 Lanthanum hexaboride chemical analysis method Determination of carbon content by high frequency induction combustion infrared absorption method was changed to XB/T 601.4-2008 Chemical analysis methods of lanthanum boride.Determination of carbon content.High frequency induced combustion infrared ray absorbs method.