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QC Acceptability Limits <br /> QC Check Duplicate Duplicate Water Soil Reagent <br /> Analyte Sample Water Soil Matrix Matrix Water <br /> Recovery Sample Sample Spike Spike Spike <br /> N R%D RPP Recovery Recovery Recovery <br /> EPA 8310: <br /> Fluorene 80-120 68 — --- -- 49-116 <br /> Anthracene 80-120 417 — -- -- 24-116 <br /> Chrysene 80-120 652 --- -- -- 44-128 <br /> Benzo(a)pyrene 80-120 528 — -- -- 26-128 <br /> Na hthalene 80-120 423 -- — 51 -106 <br /> EPA 6240: <br /> All 8240 Compounds 60-140 --- <br /> Trichloroethene -- 14 24 71 -120 62-137 71 -120 <br /> Toluene --- 13 21 76-125 59-139 76-125 <br /> Chlorobenzene -- 13 21 75-130 60-133 75-130 <br /> 1,1-Dichloroethens -- 14 22 61 -145 59-172 61 -145 <br /> Benzene -- 11 21 76-127 <br /> 66-142 76-127 <br /> TPH IR: 80-120 20 20 =70077 30 70-130 70-130 <br /> Metals: <br /> Amenk: 90-110 20 20 80-120 80-120 80-120 <br /> Barium 90-110 20 20 80-120 80.120 80-120 <br /> Cadmium 90-110 20 20 80-120 80-120 80-120 <br /> Chromium 90-110 20 20 80-120 80-12D 80-120 <br /> Lead 90-110 20 20 80-120 80-120 80-120 <br /> Mercury 90-110 20 20 80-120 80-120 80-120 <br /> Selenium 90-110 20 20 80-120 80-120 90-110 <br /> Sover 90-110 20 20 80-120 80-120 90-110 <br /> Wet Chemlgnn <br /> TOC 90-110 20 NA 90-110 NA 1-90410 <br /> NA¢ Not Applicable <br /> GT1:l.Concord,CA Page 2 Of 2 <br /> March.1992 <br /> CHPVOMSET <br /> NGTEL <br /> ENVIRONMENTAL <br /> LABORATOR1Ef INC <br />