Document X8xO3JLKJnO4yMDpQBoLNJxZK

Monsanto Monsanto Company 1700 South Sacond Streut St. Louis, Missouri 63177 Phon: (314) 621-4000 O ctober 180 1971 ORGANIC CHEMICALS DIVISION M r. Dave F ish er 100 Woodiawn Avenue B ldg. 11 G eneral E lectric Company P ittsfield , M assachusetts 01201 ., Dear Dave: As p er your phone req u e st of O ctober 12, we have enclosed with this le tte r a copy of our rev ised "M onsanto M ethodology for A roclor" packet for your use. It presents a clearer p ic ture of how we are now analyzing environm ental sam ples for P C B 's and re p re se n ts som e m inor pro ced u ral alteratio n s we have m ade based upon th experience we have gained in the past year or so. S in c e re ly , js E. S. Tucker R esearch Group L eader A nalytical C hem istry Group 774849 GE PCS 5079 SK 0 0 rINRr