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COLUMBIA ANALYTICAL SERVICES,INC <br /> QA/QC Report <br /> Client Equiva Services Service Request S9901977 <br /> Project SAP 121258/Incident 88870583 9 <br /> Date Collected 6/29!94 <br /> Sample Matrix Soil Date Received 6/30/99 <br /> Date Extracted 6/30/99 <br /> Date Analyzed 7/5/99 <br /> Matrix Spike/Duplicate Matrix Spike Summary <br /> TPH as Gasoline <br /> Sample Name SP-9A <br /> Units mg/Kg(ppm) <br /> Lab Code 59901977-0017MS, 59901977-0017DMS Basis Wet <br /> Test Notes <br /> Percent Recovery <br /> CAS Relative <br /> Prep Analysis Spike Level Sample Spike Result Acceptance Percent Result <br /> Analyte Method Method MRL MS DMS Result MS DMS MS DMS Limits Difference Notes <br /> TPH as Gasoline EPA 5030 CA/LUFT 1 10 10 ND 12 10 120 100 67-121 18 <br /> G q <br /> Approved By Date <br />•DMS/020597p <br />