Document KRQxLde0gdV26O83pOwNpB34r

Abex Corporation Page -2- In addition to the above areas, the following areas could reasonably be expected to exceed the PSL because exposures in these areas were found to be close to the PBL: Compounding Disc Brahe Press The recommendations contained in the report of the industrial hygiene study dated September 26,1986 which apply to these regulated areas include: Recommendations dealing with the regulated areas: Recommendation numbers 8, 4, S, 6, Recommendations dealing with employees exposed above the PBL, Le. employees who work in the regulated areas: Recommendation numbers 7,10,12,18,16,17,18,19, 20, and 21. Very truly yours, | I x Industrial Hygienist Direct Dial Number: (312)540-8560 JLR/smt 6046H ec: Charles Borcherding, Director Environmental Control Abex Corporation - Kedical Dept. 485 Frontage Road Burr Ridge, XL 60521 SPNY 006480