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mob� i■ ii i i i ti i i i i i�i i <br /> Calsclence Envlronme tal Laboratories, Inc. <br /> Analytical Quality Control Report <br /> Client: Environmental Audit, Inc <br /> Work Order No 92-07-022 Reviewed by. \j <br /> Method EPA 418.1 M (Solid) <br /> Date(s) OC Analyzed. 07/10/92 Date Reviewed _j 10_192 <br /> Page: 5 of 12 <br /> Matrix Spike_ and Spike Replicate Results <br /> [Spike] Replicate Control Limit Control Limit <br /> Analyte I'Samplel Added {Matrix Spike] %REC [,Matrix Spikel °/DREG %REC %RPD %RPD <br /> I <br /> Total Recoverable <br /> Petroleum Hydrocarbons 13 26 41 108 40 104 70 - 130 4 0- 20 <br /> Page 5 of 12 notes <br /> 1 All concentration values contained herein are in mg/kg (ppm) <br />