10:45 〜 12:15 [SGC38-P02] Simultaneous determination of volatile chalcophile and highly siderophile elements in carbonaceous chondrites by triple quadrupole ICP-MS after sealed-glass tube digestion *石川 晃1、藤田 遼1、中西 奈央1、横山 哲也1 (1.東京工業大学理学院地球惑星科学系)