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公开(公告)号：US3407227A
公开(公告)日：1968-10-22
申请号：US36546564
申请日：1964-05-06
Applicant: BASF AG
Inventor： FRITZ BECK , LUDWIG SCHUSTER
IPC: C07C5/05 , C07C5/08 , G01N27/416 , G01N31/00
CPC classification number: C07C5/08 , C07C5/05 , C07C2523/00
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