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eurofins <br />Calscience <br />Quality Control - LCS <br />Page 21 of 25 <br />Haz Mat Trans, Inc. Date Received: 07/18/14 <br />230 E. Dumas Work Order: 14-07-1269 <br />San Bernardino, CA 92408-2226 Preparation: EPA 5030C <br />Method: EPA 8260B <br />Project: UNIFIED GROCERS - TRUCKWASH Page 4 of 4 <br />Quality Control Sample ID <br />Type <br />Matrix Instrument <br />Date Prepared Date Analyzed LCS Batch Number <br />099-14.001-14706 <br />LCS <br />Aqueous GCIMS R <br />07/21/14 07/22/14 01:53 140721LO38 <br />Parameter <br />Spike Added Conc. Recovered <br />LCS %Rec. %Rec. CL <br />ME CL Qualifiers <br />Benzene <br />50.00 <br />46.42 <br />93 <br />80-120 <br />73-127 <br />Carbon Tetrachloride <br />50.00 <br />42.65 <br />85 <br />67-139 <br />55-151 <br />Chlorobenzene <br />50.00 <br />46.17 <br />92 <br />78-120 <br />71-127 <br />1,2-Dibromoethane <br />50.00 <br />48.67 <br />97 <br />80-120 <br />73-127 <br />1,2 -Dichlorobenzene <br />50.00 <br />46.38 <br />93 <br />63-129 <br />52-140 <br />1,2-Dichloroethane <br />50.00 <br />49.48 <br />99 <br />70-130 <br />60-140 <br />1,1-Dichloroethene <br />50.00 <br />47.86 <br />96 <br />66-126 <br />56-136 <br />Ethylbenzene <br />50.00 <br />45.40 <br />91 <br />80-123 <br />73-130 <br />Toluene <br />50.00 <br />46.06 <br />92 <br />80-120 <br />73-127 <br />Trichloroethene <br />50.00 <br />46.31 <br />93 <br />80-122 <br />73-129 <br />Vinyl Chloride <br />50.00 <br />49.59 <br />99 <br />70-130 <br />60-140 <br />p/m-Xylene <br />100.0 <br />93.82 <br />94 <br />75-123 <br />67-131 <br />o -Xylene <br />50.00 <br />48.68 <br />97 <br />74-122 <br />66-130 <br />Methyl -t -Butyl Ether (MTBE) <br />50.00 <br />48.96 <br />98 <br />69-129 <br />59-139 <br />Total number of LCS compounds: 14 <br />Total number of ME compounds: 0 <br />Total number of ME compounds allowed: 1 <br />LCS ME CL validation result: Pass <br />SEP 19 2014 <br />ENVIRONMENTAL HEALTH <br />DEPARTMENT <br />RPD: Relative Percent Difference. CL: Control Limits <br />7440 Lincoln Way, Garden Grove, CA 92841-1427 • TEL: (714) 895-5494 - FAX: (714) 894-7501 <br />