Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) OHATA Masaki and HIOKI Akiharu,Development of PVC and PP Resin Pellet Certified Reference Materials for Heavy Metal Analysis with Respect to the RoHS Directive,Analytical Sciences,09106340,The Japan Society for Analytical Chemistry,2013,29,2,239-246,https://cir.nii.ac.jp/crid/1390001204260722432,https://doi.org/10.2116/analsci.29.239