Document q9m3mvGkv4Zen018dNKaBk9M

V. &, FAFAflBDMX Ootobar 26 1970 J. R. Sara*# C'CT 3 : ,,^ H. 3* Btrftn V. R. Richard R, K. Cellar a. F. tfeeeler Hacant data from fir J. P. Hiaura's work indicates the presence of naphtha!ana in biphenyl and anthreeana or phenanthrene and dlbensofuran in Santouax R uaad in the manufacture of Aroelors. Oia naphthalene anthreeana or phananthraoa could ba praaant in tha bansana uaad in the diphenyl unit or could ba co-produced with tha biphenyl, tar* phenyl and Quatexpheoyl. The dlbcasofurat could result fron oxygen contain ing contaminants in tha banian# or, mere likely be formed because of tha presence of tha promoter acetone. The Anniston Flaat should design and execute a program for determining the eomroe or sources of these contaminants. W. B. FAFAatom * Nfcv