iVlwsafito i\ . r , .c fiO" 0^2203 G.

Trip Report: National Conference on Polychlorinated Biphenyls Since the enviornmental problems of polychlorinated biphenyls (PCS) were ..first raised tn the iate 1360's, a good deal of data has been accumulated ; > ..but few conclusions reached in regard to the true magnitude of the^PCB _.

IVW I W l I J cl-eaii4rt Pyranol Insulating Liquid INTRODUCTION Pyranol insulating liquid is an askacel whieh has been compounded to General Electric Company specifica tions and contains polychlorinated bi phenyls (PCB's).

Monsanto w onunto WDurraiAi.

COMPANY D I A L: C OM M; REAL ESTATE ano C O N S T R U C T I O N OPERATION February 25, 1972 Messrs: A.

U n cia ssifie d S E C U R IT Y C L A S S IF IC A T IO N O F T H IS P A G E (W hen D e ie E n te re d ) REPORT DOCUMENTATION PAGE R EAD INSTRUCTIONS B E F O R E CO M PLETIN G FORM 1.

cc : Monsanto COMPANY w.

; ^lonsali'co t tiiftA H i *- (vc-i * i * vo ^ John^J.

Attached are re s u lts o f our recent Dayton Laboratory a n a ly sis of Chlorophenol Products fo r d io xin content.

0*4 * L O C M .

Monsanto A ^ -t( O ATL JLCI b K '*1 * n C f TO James T).

\1.

s is increasing, mg such studies lities, they will P x 2 .0 1 Toxicology. 8 (1977) 3--11 Elsevier/North-Holland Scientific Publishers, Ltd.

r.

Monsanto' * 'w m ^ ,H -- L O C A T IO N -- PM O N E I Copy made i/2/7y.