CHINA QINGDAO HONG JIN CHEMICAL CO.,LTD
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  • Contact Person : Mr. Ying Wang
  • Company Name : CHINA QINGDAO HONG JIN CHEMICAL CO.,LTD
  • Tel : 86-532-83657313
  • Fax : 86-532-83628240
  • Address : SHANDONG,QINGDAO,2nd Building, 8 Shangqing Road, Qingdao China
  • Country/Region : China
  • Zip : 266023

N,N'-Bis(naphthalen-1-yl)-N,N'-bis(phenyl)benzidine (NPB) CAS 123847-85-8 99%



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