Document BRKnj0qrQqYnKeaJon7pRgrj4

*B HJ SB o tKr1 Hi PH- 75 tHr n(To n> hn 3 p- 3 iQ T3 P t* H rt tPr P- O 3* PJ 3 P M 5 p; p to ft P- ft to n o t-h 1 / ETHYL CORPORATION - INTER.OFFICE CORRESPONDENCE S. D. Motsinger ADDRESS FROM Henry M. Taylor address New Orleans SUBJECT Sodium Cell Asbestos Application date October 18, 1972 This is in response to your request for evaluation of the subject process in the sodium area at the Baton Rouge plant. SUMMARY: The data collected and displayed in the attached table indicates operator respiratory protection is not necessary for asbestos exposures encountered during this process EQUIPMENT AND METHOD: Air conveyed asbestos was collected by personal and environmental sampling upon open face Millipore type AA filters (37 mm, 0. 8 p pore size) using MSA Montair pumps operating at a sampling rate of 2 l/m. The samples were mounted in a high-viscosity solution of membrane filter material for counting. Asbestos fibers were counted at 400 x magnification using phase contrast illumination with a Leitz Labolux microscope. Data handling followed that of generally accepted con-' servative good practice since standard methods have not as yet been established. Please let me know if there are any questions pertaining to this report or relating to asbestos in general. HMT/ld Attachment cc: R. C. A. Bock S. A. D'Armond W. E. Rinehart W. C. Strader \ E-0033? I r S eptem ber 28, 1972 Baton Rouge P lant, E th y l C o rp o ra tio n , A sbestos A p p lic a tio n to H ooker C e ll Cathode *# < o CoO H * co u ft) Pc VC o do Zo oo o Pi - * CCOO uft) ou Pc e>sP>fct ft) CCO *V (4 >* Pi Pc s .x _ ?C 4rc-t co cQo JfcOto) >c Jr . brcoOt ^*o* (nft --Pefit fCCt)l* *df2t) 0 O_ a3. * c CO I4d) ` . rMd -aO,i r-H ."U4.)< id u "O Ou ^o3 (P2c *O F-C 6 Z CO (ft ft) Cc eft C/3 . fM d 2 CO (ft ft) cC (ft CO cfPtoc) JQ 4-> Pc 0 X CO CO *sfPf-ntcfc) bMeO 0 Ff-t)4 a (ft CO c o 4PO-i Ph Pc- 0} fat) 'a O E <ft CO f(cctf)t ft) fc (ft CO CO in! rd |ffMtc) ft) (ft n) CO CO o 'cl p (CfOt bo eft Ff"t4) a (CfOt b(fto \ CQ in *C 4) fbCoA mgPc ^--e oax<u, 3- ^ -I u *uM> eo ` id *o 6V0i HCc *c*1o 9o oi (0 Vi O ft ^>> ` ** >ido mx .2 S * 5h SI .5 M c .os IVD Vi id u vo< .C V Vi c c3o V Vi oa Vi 3 xV o 6iVd0 4v) i>d / 10 'g crt r*C* *35 -4M>) 46n)0 ^V co F5 ~in H Vi <U a kH ** * d u ra tio n , E 00333 0 1 tq (D S ^3 'o a M 3 0r1f H- < t3 01 3 tTvQ H a> (D 01 1-i rt- 3 r+ 0 rt M 01 O O Hi > t-3 Hi Of1) H- 'a k: o M M (D H- O OHs U fl> r+ h H- ro 3 o O 3 wo o Qi - H- oo C 3 -J w I