Evaluation of Interlaboratory Study on PCDD, PCDF Anddioxin Like PCB in the Sediment Reference Material (8th Round FY 2010 Research Group on Ultra Trace Analyses, JEMCA) Publication Attachment: 4902.pdf Authors: Takasuga T, Miyazaki T, Kuroiwa T, Iwaki K, Ohtsuka K, Funakoshi K, Matsumura T Year: 2011