Document ppa42w6XrG2Kggm9ZaeMvorJj

JAN 23 1970 Dvt -JvVvai-i C* "rencRr The ??ov fh? 12v. 1 ^ J `r A ,* * ,*/ +. , * *-',: a . V\}lrn\> '"vV'?v Jr'?r!0 Df?^P -Iovttfn : i fi-'i cot vet .`i;'.' vibh y'^ztMr.Vati^n -f inhalation flat's ns basic of* th* hVI tor nuthunol, but a first draft of th approach 1-. j-, 'i *vn u'.or.en tha unconditional and condi tional "two level" technique as possibly more acceptable to the Bsrport Committee, the former based on a lfx r.afetv factor from Inhalation studirc, the latter bat ?d on ?LV, i-ince these ;;DI*s rourhly correspond to *1 and 171* ppm in the total diet and it Is difficult to conceive of any substantial percentage of the total diet containing methanol residues, the ooestbl* h&sard from these residues is remote. WAKlJpg Sincerely yourc. Original Signed l&ti A *. Knapp W* A. Knapp Consultant - Toxicology ASI 00004274