Document jydLRLMvGQaBNYx7mpvK4LE7p

MONSANTO COMPANY . STATUS SUMMARY TWO-YEAR CHRONIC ORAL TOXICITY OF AROCLOR 1260 IBT NO. B7298 Outline of Investigation A. Type of Investigation: Two-Year Chronic Oral Toxicity B. Animal Species; Charles River Strain Albino Rats C. Starting Date: May 19, 1969 D. Termination Date: May 19, 1971 E. Status of This Report; Six Months F. Means of Administration: Voluntary oral ingestion; ad libitum feeding of graded levels of Aroclor 1260 in test diets. G. Organization of Groups: Group Control Test I Number of Animals Male Female 50 50 50 50 Dietary Level of Aroclor 1260 (ppm) None Administered '1 Test II . 50 50 10 Test IE 50 . 50 100 OSW 020101 y STLCOPCB4008033 shduibuol BIO-TEST A. xdvueA, 9nc. 2 No effects except liver enlargement in males fed 100 ppm and possible liver enlargement in females fed 100 ppm at the three month sacrifice. Six month sacrifice data currently being evaluated. db January 15, 197 0 0Sw Q20102 STLCOPCB4008034