Chemical analysis methods for neodymium iron boron alloy—Part 5:Determination of zirconium,niobium,molybdenum,tungsten and titanium contents—Inductively coupled plasma atomic emission spectrometry
Chemical analysis methods for samarium-cobalt permanent magnet alloy—Part 1:Determination of samarium,cobalt,copper,iron,zirconium,gadolinium,praseodymium content
Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 1:Determination of carbon and sulfur contents—High frequency-infrared absorption method