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3 <br /> QC Acceptability Limits <br /> QC Check Duplicate Duplicate Water Soil Reagent <br /> Analyte Sample Water Soil Matrix Matrix Water <br /> Recovery Sample Sample Spike Splke Spike <br /> (°,6} RPD RPD 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 -- — --- 26-126 <br /> Naphthalene 80- 120 423 — — --- 51 - 106 <br /> EPA 8240• <br /> All 8240 Compounds 60 - 140 -- --- -- — — <br /> Tnchloroethene --- 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 66- 142 76-127 <br /> TPH IR: 80-120 20 20 70- 130 70-130 70-1 <br /> Metals: <br /> Arsenic 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- 120 80-120 <br /> Iron 90-110 20 20 80-120 80- 120 80-120 <br /> Lead 90-110 20 20 80-120 80- 120 80-120 <br /> Manganese 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 /> Silver 90-110 20 20 80- 120 80- 120 90-110 <br /> Wet Chemi : <br /> TOC 90- 110 20 NA 90-110 NA 90-110 <br /> NA- Not Applicable <br /> GTU Concord,CA Page 2 of 3 <br /> March, 1992 <br /> CHEvocL5E7 <br /> MOTEL <br /> EMVIROMMIkTAL <br /> IARORATORIEs IMG <br />