Document B8EZQ8BnDZZ0QmBZb6DvqbQYJ

Monsanto fA04 1 VC .n*N, E. 5. Tucker - IUD laboratories - South Second S tree t All M(ltl December 3, 1969 AROCLOR - WILDLIFE. NCR WATER SAMPLES cv M . W . F a rra r - S, 2nd R. E. Keller - S, 2nd W . ft , Richard - SO Z . P. Wheel um' - 60 TO i S: CONFIDENTIAL Samp 1e No. ppm Aroclor 12R2 Found i 1063 2 485 3 96. <1 4 27 .7 5 9.5 6 20 .0 7 6 .1 8 1 .8 9 6.6 10 1 .7 11 2.6 1 2 2,6 The electron capture fingerprints of the extracts from each sample do not show any Indication of biodegradation. Tho decrease in concentration observed is probably the result of dilution and adsorption of the Aroclor in the original waste water as It moves from the NCR plant to the treatment facilities. However, It Is possible that the high level of "fresh" Aroclor present has completely masked any degradation that might have occurred lo Aroclor previously discharged. db Enclosure E . S. 'fucker NUNS 096522 TuJUst-* EXHIBIT WffS'-L ___ ^ GRAMANN REPORTING, LTD. GPFOXO0144003 WATER PCB-SD0000040975