Document YrBO6O5Rz8qdK0bbjRNQDoxG0

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eic iP&s TO: DISTRIBUTION DATE: 7/18/89 FROM: C. R. PARNELL SUBJECT: NEW IPEL'S FOR EDC ENCLOSED IS A LIST OF POINT SOURCES FOR EDC IN DERIVATIVES. THESE SOURCES CAN BE USED TO DETERMINE AREAS THAT EMPLOYEES HAVE THE POTENTIAL FOR EDC EXPOSURE EXCEEDING THE NEW OSHA PERMISSIBLE LIMITS. THE FORMER OSHA STANDARD FOR EDC WAS 50 PPM AS AN 8 HOUR TWA, WITH A 100 PPM STEL (MAXIMUM DURATION OF FIVE MINUTES IN ANY THREE HOURS). THE NEW OSHA STANDARD IS 1 PPM AS AN 8 HOUR TWA, WITH A 2 PPM STEL. ALSO ATTACHED IS MONITORING DATA FOR ALL AREAS IN DERIVATIVES. THIS DATA COVERS 1987, 1988 AND THE FIRST QUARTER OF 1989. THE ENCLOSED MONITORING DATA INDICATES THE FOLLOWING: UNIT SAMPLES > 1- PPM > .5 PPM PER/TRI TE-II VCM-II WTU EC/HCL EDC/VDCM SHIPPING PLT. B-NM PLT. B-SM 100 112 312 164 26 111 42 200 300 0 15 31 36 0 15 4 1 12 0 54 20 25 0 17 17 15 14 TOTALS 1367 HI (8.3%) 162 DISTRIBUTION: S. L. WHITE R. HOLLIDAY R. P BYARS D. SAVOY F. ORTIZ AREA SUPERVISORS W. CAILLOUET RON WILLIAMS C. DENNIS R. McCORQUODALE SL 087912 TO: DISTRIBUTION DATE: 7/18/89 FROM: C R. PARNELL SUBJECT: NEW IPEL'S FOR EDC ENCLOSED IS A LIST OF POINT SOURCES FOR EDC IN DERIVATIVES. THESE SOURCES CAN BE USED TO DETERMINE AREAS THAT EMPLOYEES HAVE THE POTENTIAL FOR EDC EXPOSURE EXCEEDING THE NEW OSHA PERMISSIBLE LIMITS. THE FORMER OSHA STANDARD FOR EDC WAS 50 PPM AS AN 8 HOUR TWA, WITH A 100 PPM STEL (MAXIMUM DURATION OF FIVE MINUTES IN ANY THREE HOURS). THE NEW OSHA STANDARD IS 1 PPM AS AN 8 HOUR TWA, WITH A 2 PPM STEL. ALSO ATTACHED IS MONITORING DATA FOR ALL AREAS IN DERIVATIVES. THIS DATA COVERS THE 'F^fiST^UARTE'E OF-44&9. THE ENCLOSED MONITORING DATA INDICATES THE FOLLOWING: UNIT SAMPLES > 1 PPM > .5 PPM PER/TRI TE-II VCM-II WTU EC/HCL EDC/VDCM SHIPPING PLT. B-NM PLT. B-SM 100 112 312 164 26 111 42 200 300 0 15 31 36 0 15 4 1 12 0 54 20 25 0 17 17 15 14 TOTALS 1411 118 (8.4%) 168 (11.9%) DISTRIBUTION: S. L. WHITE R. HOLLIDAY R. P BYARS D. SAVOY F. ORTIZ AREA SUPERVISORS W. CAILLOUET RON WILLIAMS C. DENNIS R. McCORQUODALE SL 087913