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L., y 1534 Willow Pass Road, Pittsburg, CA 94565-1701 <br /> ® Mccampbell Analytical , Inc . Toll Free Telephone: (877) 252-9262 / Faa: (925) 252-9269 <br /> "When Quality Counts" h tp://www.mccampbell.com / Email: main@mccampbell.com <br /> Quality Control Report <br /> Client: CVE Demolition WorkOrder: 1912750 <br /> Date Prepared: 12/13/19 BatchlD: 190585 <br /> Date Analyzed: 12/14/19 Extraction Method: SW3550B <br /> Instrument: GC23 Analytical Method: SW8082 <br /> Matrix: Soil Unit: mg/kg <br /> Project: D17124; West Side Market Sample ID: MB/LCS/LCSD490585 <br /> 1912750-001AMS/MSD <br /> QC Summary Report for SW8082 <br /> Analyte MB MDL RL SPK MB SS MB SS <br /> Result Val %REC Limits <br /> Aroclorl 016 ND 0.0051 0.050 <br /> Aroclorl 221 ND 0.011 0.050 - _ - <br /> Aroclor1232 ND 0.0063 0.050 - - <br /> Aroclor1242 ND 0.0067 0.050 - - <br /> Arodor1248 ND 0.0040 0.050 - - - <br /> Aroclor1254 ND 0.0068 0.050 - - <br /> Arocicrl260 ND 0.0061 0.050 - - - <br /> Surrogate Recovery <br /> Decachlorobiphenyl 0.045 0.05 91 75-136 <br /> Analyte LCS LCSD SPK LCS LCSD LCSILCSD RPD RPD <br /> Result Result Val %REC %REC Limits Limit <br /> Aroclorl 016 0.17 0.17 0.15 111 111 90-125 0 20 <br /> Aroclor1260 0.17 0.17 0.15 111 112 77-122 1 .58 20 <br /> Surrogate Recovery <br /> Decachlorobiphenyl 0.046 0.047 0.050 93 94 75-136 1 .17 20 <br /> Analyte MS MS MSD SPK SPKRof MS MSD MSIMSD RPD RPD <br /> DF Result Result Val Val %REC %REC Limits Limit <br /> ArOdorIO16 1 0.16 0.15 0.15 ND 105 102 55-174 2.69 20 <br /> Aroclorl260 1 0.25 0.25 0.15 ND 165 169 41 -170 2.55 20 <br /> Surrogate Recovery <br /> Decachlorobiphenyl 1 0.041 0.042 0.050 81 84 69-143 3.67 20 <br /> CA ELAP 1644 • NELAP 4033ORELAP <br /> Page 14 of 34 <br />