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Page: 8 <br /> ' IT ANALYTICAL SERVICES <br /> Company: IT Corporation, Martinez SAN JOSE, CA <br /> Date: 01/21/92 <br /> Client Work ID: 190916 Pac Bell E042 Work Order: T1-12-081 <br />' TEST NAME: Spike and Spike Duplicates <br />' SAMPLE ID: Quality Control <br /> SAMPLE DATE: not spec <br /> LAB SAMPLE ID: T112081-07A <br /> EXTRACTION DATE: 12/12/91 <br />' ANALYSIS DATE: 12/13/91 <br /> ANALYSIS METHOD: Mod.8015 <br /> QUALITY CONTROL REPORT <br /> Matrix Spike (MS) and Matrix Spike Duplicate (MSD) Analyses <br />' RESULTS in Millsgrams per Kilogram <br /> Sample Spike MS MSD MS MSD <br />' PARAMETER Amt Amt Result Result %Rec %Rec RPD <br /> Gasoline ND<1.0 7.25 9.76 9.61 135. 131. 3. <br /> MS MSD <br /> SURROGATES %Rec %Rec <br /> 1,3-Dichloroebenzene 151.* 139.* <br />' * Hydrocarbon interferences. <br /> 682 189 <br />