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a19 S Ste 8 <br /> Sequoia Sacramentomento CA CA 95834 <br /> Analytical FAX(916)(916)92] 0100 <br /> alabs c00 <br /> www sequotalabs om <br /> Blaes Environmental Project (J-Haul S309225 <br /> 1455 N 3rd Ave Project Number 709-50 Reported <br /> Phoenix AZ,85005 Project Manager Steve Woodhill 10/16/03 15 28 <br /> Volatile Organic Compounds by EPA Method 8260B- Quality Control <br /> Sequoia Analytical - Sacramento <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Emits Level Result %REC Limits RPD Limit Notes <br /> Batch 3090177-EPA 5030B (P/TJ <br /> Laboratory Control Sample(3090177-BSI) Prepared&Analyzed 09/11/03 <br /> Benzene 229 0 50 ug/l 25 0 92 70-130 <br /> Chlorobenzene 23 1 0 50 250 92 70-130 <br /> 1,1-Dichloroethene 25 0 0 50 25 0 100 70-130 <br /> Toluene 224 0 50 25 0 90 70-130 <br /> Trichloroethene 21 6 050 25 0 86 70-130 <br /> Surrogate Dibrontofluoromethane 23 4 250 94 70-130 <br /> Surrogate 1 2-DCA-d4 233 25 0 93 70-130 <br /> Surrogate Toluene-d8 21 6 250 86 70-130 <br /> Surrogate 4-BFB 23 8 25 0 95 70-130 <br /> Matrix Spike 3090177-MS1 Source 5309205-06 Prepared&Analyzed 09/11/03 <br /> enzene 242 0 50 ug/l 25 0 ND 97 60-140 <br /> hlorobenzene 23 8 0 50 25 0 ND 95 60-140 <br /> 1,1-Dichloroetliene 25 3 0 50 25 0 ND 101 60-140 <br /> Toluene 23 4 0 50 i 25 0 ND 94 60-140 <br /> Trichloroethene 22 6 0 50 25 0 0 42 89 60-140 <br /> Surrogate Dibroinofluoromethane 21 9 25 0 88 70-130 <br /> Surrogate i 2-DCA-d4 222 25 0 89 70-130 <br /> Surrogate Toluene-d8 11 7 H25 0 87 70-130 <br /> Surrogate 4-BFB 21 0 250 84 70-130 <br /> Matrix Spike Du 3090177-MSD1) Source 5309205-06 PreEared&Analyzed 09/11/03 <br /> Benzene 23 4 0 50 ug/I 25 0 ND 94 60-140 3 25 <br /> Chlorobenzene 22 6 0 50 25 0 ND 90 60-140 5 25 <br /> l,l-Dichloroethene 23 7 0 50 25 0 ND 95 60-140 7 25 <br /> Toluene 220 0 50 „ 25 0 ND 88 60-140 6 25 <br /> Trichloroethene 21 2 0 50 25 0 042 83 60-140 6 25 <br /> Surrogate Dibromofluoromethane 219 25 0 88 70-130 <br /> Surrogate 12-DCA-d4 220 25 0 88 70-130 <br /> Surrogate Toluene-d8 21 7 " 25 0 87 70-130 <br /> Surrogate 4-BFB 206 250 82 70-130 <br /> quo]a Analytical-Sacramento The results in this report apply to the samples analyzed in accordance with the chain <br /> of custody document Unless otherwise stated results are reported on a wet weight <br /> basis This analytical report must be reproduced in its entirety <br /> Page 27 of 31 <br />