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Case Number 910275 Consultant: Richard DaRosa <br /> Appendix A Sample Date: 03/19/91 <br /> Page 6 of 14 <br /> 5_ PA�,r 7Cw5 <br /> Table 4 '?IT_F 4 <br /> Aluminum Polishing and Buffing � xc� <br /> Name/Title/Notes/Chemical Sample Time Sample Results PEL <br /> Tom Maples <br /> - totalsti 234 minutes 17 . 32 mg/m3 <br /> 164 minutes 116.20 mg/m3 <br /> time-weighted average 17 . 15 mg/m3 ** 10. 0 mg/m3 <br /> - total . st 234 minutes 23 . 18 mg/m3 <br /> (plus al analysis) 164 minutes 114 . 00 mg/m3 <br /> time-weighted average 19 . 40 mg/m3 ** 10. 0 mg/m3 <br /> - aluminum 234 minutes 3 . 33 mg/m3 <br /> 164 minutes 2 .49 mg/m3 <br /> time-weighted average 2 .98 mg/m3 10.0 mg/m3 <br /> - nickel 234 minutes 0 . 360 mg/m3 <br /> 164 minutes 0. 258 mg/m3 <br /> time-weighted average 0. 318 mg/m3 1. 0 mg/m3 <br /> - chrnmi,= 234 minutes 0. 020 mg/m3 <br /> 164 minutes 0. 007 mg/m3 <br /> time-weighted average 0. 015 mg/m3 0. 5 mg/m3 <br /> -_coppe - 234 minutes 0. 112 mg/m3 <br /> 164 minutes 0. 085 mg/m3 <br /> time-weighted average 0. 101 mg/m3 1. 0 mg/m3 <br /> - total organic-screen (no compounds identified) <br /> - senma-ldehyde 0. 04 ppm 1. 0 ppm <br />