Document 37eNpzpVeQR33RkG5YOkMLaMx

R. A. Stohr A3SB W. B. Papageorge BZN K April 11, 1972 United States Census Bureau Foreign Trade Division Washington, D. C. 20233 Attn: Trade Information Branch Dear Sirs: We are interested in a preliminary survey for all chlorinated biphenyl imports to the U. S. A. for the period 1969 to present. It is our understanding from contacts with the Bureau in 1969 that these imports are classifiable under other cyclic organic products having a oenzenoid structure in item -03. 60, TSUS. Chlorinated biphenyls could appear under several different identities: 1. Isomer name * i.e., mono, bi, tri, etc. through decachlorobiphenyl. .2 Foreign Trade Name Country Producer Trade Name France Germany Japan Italy Spain Progil Bayer Kanegafuchi Caffaro Flix Pyralene Clophen Kanechlor Apirolio DSW 434702 STLCOPCB4087761 Trad# Information Branch April 11. 1972 Pago 2 Thank you for your aoaUtance. Wo look forward to receiving your preliminary survey contract soon.. Sincerely. Donald R. Pogue lb DSW 434703 STLCOPCB4087762