Document 2RXgEGw7N3nw6G3ZoG6ed3Mkp

Monsanto .... ...... Lot...... General Offleee March 20, 1970 JFQ - E. S. Tucker TO E. P. Wheeler EWHEE cmemmi Concerning your queetlon on the PCB level of NTA, Scott Tucker reported on December 10, 1969 that the aample of NTA submitted contained < 0.2 ppb or PCB. Of the eight samples he analyzed, the only one showing higher levels was sodium trlpolyphosphate from Long Beach. This sample contained a 0.4 ppb of Aroclor 1242. KvZ 31 S. Metcalf ds P.S.- E. S. Tucker Scott, when can we expect analytical resultB on the other eamples submitted? '. MUNi. 099854