Document 3J55ewRQQy4e6qEYBge03mnEa

e*0'-/02jQ0 THE B. F. BOBOFICK C3. David G iffin John W. Born Henry :.J^U__ Brecksville R8tD Center June 18, 1974 RESMBeaUSKfigr ^ 170 . ?i Analysis of Vinyl Chloride Personal Monitor Samples Department 8506 has analyzed your personal monitor carbon tube samples numbered 11 through 20 for adsorbed vinyl chloride. The following table gives the results of our analyses. Sample Number 11 12 13 14 15 16 17 18 19 20 Name of Person Monitored Don Schierer Harry Mekley Bill Brennan Mike Steele Larry Phillips Bob Webber Bill Duke Bill Lindstrom Steve McCasky Ed Male Sampling Time (min) 200 205 205 180 240 175 220 235 180 220 Vinyl Chloride Concentration mg ppm 1.4 1.2 0.98 1.0 7.9 1.6 1.4 5. 0 2. 1 2. 1 2.8 2.4 2. 3 2.3 13. 0 4.3 2. 7 9.4 5. 7 2. 7 The ppm values are based on the specific volumes of air samples. These results have not been extrapolated to 8-hour TWA (time-weighted average) values. cad cc: Charles Cooper E. B. Katzenmeyer, Jr. J. C. McCool L. B. Crider G. Schaaf P. R. Schwaegerle R&D Files ,2'17o-VJ * Lw CoOHN W. BORN looses BFG25226