7881 Calculation of Number asbestos fibers per oz U0654 # fibers counted 1 EFA mm2 1256 #GO 10 GO Area mm2 0.013 Vol Filt ml 1 Dry Wt grams 0.0959 Dry Wt oz* 0.0033828 U0655 4 1256 10 0.013 1 0.081 0.002857 Asb. fibers/oz Asb. fibers/oz 2.86E+08 286 Million 1.35E+09 1.4 Billion U1986 3 1256 10 0.013 0.1 0.20567 0.007255 4.00E+09 4.0 Billion * 28.34952 grams per oz EQUATION: Number fibers per oz of talc = (# fibers-cted*EFA*100ml)/(#GO*GO Area*Vol filted*Dry wt) EFA= Effective Area of the filter GO = Grid Opening 95% Conf Values based on ASTM Standard Method D6281-98 All 3 samples pass Chi-Squared test of section A6.2 of D6281 Upper and Lower 95% Confidence Values determined from Table A6.1 of D6281 Asb. fibers/oz F/oz Upper Value F/oz Lower Value U0654 286 Million 1.6 Billion 7 Million U0655 ______ 1A_ Billion 3.5 Billion 369 Million U1986 4.0 Billion 12 Billion 820 Million.

^appletseat to I n t e n t Koport o f March 23 1981 The field investigation,, ss described in the Interim ftsnort, was carried out an planned except that the period of time was extended to sixteen oaths instead of twelve, primarily for reasons of convenience in the completion of the second aeries of clinical examinations, `on this account there were five rounds of sampling of the urine, instead of the intended four, and the final samples of blood were obtained for comparison with the initial samples after an interval of approximately fifteen oaths instead of twelve.

February 24, 1985.

COSTS 6 END CHARGE FOR JUL. 1981 PROBLEM END CHARGE 555/796?.

Debit/Credit Note CYANAMtD American Cyanamid Company Wayne, NJ 07470 Mac Gregor Lead TO:______________________ __________________ Chicago Attn: Ben Witherspoon a c c o u n t in g mo n t h July 1982 D/N NO- 494 0018 Your occount has b--n charged DESCRIPTION or *** following: Payment made in Wayne to National Fire Protection Association for Chicago's portion of Invoice No.

Department of Energy Bonneville Power Administration P.O.Box 491 98666 Vancouver, Washington Xfl&SBfl In reply refer to: ER January 23, 1980 Dr.

CVANJUmO American Cynmid Company Organic Chemicals Division Wayne, NJ 07470 July 28, 1983 AUG 1 1983 l James J* Concannon, Director Office of Variance Determination Department of Labor Occupational Safety and Health Administration Washington, D.C. 20210 Res American Cyanamid* Temporary Variance Request from 50/40 ug MRP Trigger Levels Dear Mr.

(Automated) 'C.v.'

CENTRAL RESEARCH AND DEVELOPMENT DEPARTMENT HASKELL LABORATORY FOR TOXICOLOGY AND INDUSTRIAL MEDICINE C'lflb September 14/ 1984 MEMORANDUM TO: FROM: s. w.

SERIAL NUMBER | FILING DATE | ()"' 6H OIAO UNITED STATES DEPARTMENT OF COMMERCE Patent and Trademark Office Address COMMISSIONER OF PATENTS AND TRADEMARKS Washington. 0 C 20231 FIRST NAMED APPLICANT | ATTORNEY DOCKET NO.

>^to sr4r UNITED STATES ENVIRONMENTAL PROTECTION AGENCY Environmental Criteria and Assessment Office (MD-52) Research Triangle Park, North Carolina 27711 February 7, 1986 ( /' Dr.

MEMORANDUM TO: Dr.

E.

KY-787-D PKG DATE ____ "-|#'80 TIME ______ EST'D WGT 932 LBS ~ ` STANDARD HRS* 8*9 ,i COMPONENT CONSUMPTION CG CODE LOT PQ 14 YC002B ___________ 93 14 YC002B 93 14 YC002B Lii--.----' 93 LBS ____ PROCESSES APPROVED BY 38252 <' > KY-787-D <Q) FWP 12/04/80 . < ) XOB-17: 25% LESS SILICA t, O < ) A 240MINSTRIKE V ( ) - COMTYP,UOB, NAME: XOB17:787Q i

S*V, C,V, CG 16 CODE RT-796-D PKG ___ M 1 8 1982 A2K5Q < DATE > <L0T NUMBER) DATE PRINTED: 12/03/81 PROCESSES ( >RT~m-D <X) APPROVED BY BBK 11/S/81 TYPED BY: jm DUP050110008