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mm = ■■ IIS mm 0MM I <br /> 401111111111111 <br /> Caiscience Environme a! Laboratories, Inc. <br /> Analytical Quality Control Report <br /> Client: Environmental Audit, Inc. <br /> Work Order No.: 94-03-472 Reviewed by: <br /> Method: EPA 602 <br /> Date(s) Analyzed: 04/05/94 Date Reviewed: ��91Irl <br /> Page: 2 of 5 <br /> Matrix Spike and S ike Replicate Results <br /> I [Spike] Replicate Control Limit Control Limit <br /> AnalZe ISSam le Added [Matrix Spike EC [Matrix Sp-ike %REC EC %RP %RPD <br /> i <br /> Toluene ND 100 103 103 100 100 70- 130 3 0-20 <br /> Chlorobenzene ND 100 9 4 94 102 102 70- 130 8 0-20 <br /> Ethylbenzene ND 100 98 98 102 102 70- 130 4 0-20 <br /> i <br /> i <br /> i <br /> Page 2 of 5 notes J <br /> 1 All concentration values contained herein are in ug/L (ppb) 1 <br />