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8 19 <br /> te 8 <br /> Sequoia Sacramento, <br /> CA <br /> 583 <br /> �� Sacramento,CA 95834 <br /> (916)42 19600 <br /> Aff Analytical FAX(916)921 900 <br /> www sequoialabs com <br /> Blaes Environmental Project U-Haul S409006 <br /> 1455 N 3rd Ave Project Number 709-50 Reported <br /> Phoenix AZ,85005 Project Manager Steve Woodhill 09/17/04 18 09 <br /> Volatile Organic Compounds by EPA Method 8260B- Quality Control <br /> Sequoia AnalyticaI - Sacramento <br /> Reporting Spike Source %REC RPD <br /> ' Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch 4090144-EPA 5030B [P/TJ <br /> Laboratory Control Sample(4090144-BS4) Prepared&Analyzed 09/10/04 <br /> Benzene 202 050 ug/I 200 101 70-130 <br /> Chlorobenzene 192 0 50 200 96 70-130 <br /> 1,1 Drchloroethene 20 1 0 50 200 100 70-130 <br /> Toluene 19 8 0 50 200 99 70-130 <br /> Trichloroethene 22 9 0 50 20 0 114 70-130 <br /> Surrogate Dibromofluoromethane 101 100 101 70-130 <br /> ' Sul rogate 12 DCA d4 9 09 „ 100 91 70-130 <br /> Surrogate Toluene-d8 104 100 104 70-130 <br /> Surrogate 4-BFB 100 100 100 70-130 <br /> Laboratory Control Sample 4090144-BS5 Prepared&Analyzed 09/13/04 <br /> ' 0enzene 20 8 0 50 ug/I 20 0 104 70-130 <br /> hlorobenzene 19 3 0 50 20 0 96 70-130 <br /> 1,1-Dichloroethene 18 5 0 50 20 0 92 70-130 <br /> ' Toluene 20 1 0 50 " 20 0 100 70 130 <br /> Trichloroethene 19 2 050 20 0 96 70 130 <br /> Surrogate Dibromufluaromelhane 101 100 101 70-130 <br /> Surrogate 12-DCA-d4 8 83 10 0 88 70-130 <br /> Surrogate Toluene d8 10 9 100 109 70-130 <br /> Surrogate 4-8FB 922 100 92 70-130 <br /> Matrix Spike(4090_144-MSI) Source 540.9119-03 Prepared 09/13/04 Analyzed 09/14/04 _ <br /> Benzene 21 6 0 50 ugA 200 ND 108 60 140 <br /> Chlorobenzene 194 0 50 20 0 ND 97 60-140 <br /> 1,i-Drchloroethene _ -_- 17 5 _ 0 50 20 0 ND 88- 60-140 <br /> Toluene 19 6 0 50 20 0 ND 98 60-140 <br /> Trichloroethene 21 4 0 50 20 0 ND 107 60-140 <br /> Surrogate Dibromofluoromethane 9 73 100 97 70-130 <br /> Surrogate 12-DCA d4 8 53 10 0 85 70-130 <br /> Surrogate Toluene-d8 993 10 0 99 70-130 <br /> Surrogate 4-BFB 938 100 94 70-130 <br /> I <br /> quota 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 42 of 44 <br />