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1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> • M c C a m p b e I l Analytical, I n c. Toll Free Telephone:(877)252-9262/Fax:(925)252-9269 <br /> 'I When Quality Counts" http://www.mccampbell.com/E-mail:main r�r nccampbell.com <br /> Quality Control Report <br /> Client: NuStar Energy,LP(Stockton) WorkOrder: 2103G66 <br /> Date Prepared: 03/29/2021 BatchID: 218260 <br /> Date Analyzed: 03/29/2021 Extraction Method: SW5030B <br /> Instrument: GC12 Analytical Method: SW802113/801513m <br /> Matrix: Water Unit: µg/L <br /> Project: 21-5012 Horizontal UST Sample ID: MB/LCS/LCSD-218260 <br /> QC Summary Report for SW8021B/8015Bm <br /> Analyte MB MDL RL SPK MB SS MB SS <br /> Result Val %REC Limits <br /> TPH(g)(C6-C12) ND 20.0 50.0 <br /> MTBE ND 0.530 1.00 <br /> Benzene ND 0.200 0.500 <br /> Toluene ND 0.190 0.500 <br /> Ethylbenzene ND 0.230 0.500 <br /> m,p-Xylene ND 0.400 1.00 <br /> o-Xylene ND 0.130 0.500 - - - <br /> Surrogate Recovery <br /> aaa-TFT 9.89 10 99 74-117 <br /> Analyte LCS LCSD SPK LCS LCSD LCS/LCSD RPD RPD <br /> Result Result Val %REC %REC Limits Limit <br /> TPH(btex) 53.4 56.6 60 89 94 78-116 5.91 20 <br /> MTBE 8.71 8.75 10 87 88 72-122 0.494 20 <br /> Benzene 9.63 9.87 10 96 99 81-123 2.49 20 <br /> Toluene 10.3 10.4 10 103 104 83-129 1.44 20 <br /> Ethylbenzene 10.0 10.2 10 100 102 88-126 1.76 20 <br /> m,p-Xylene 19.1 19.3 20 95 97 80-120 1.21 20 <br /> o-Xylene 9.40 9.59 10 94 96 80-120 1.96 20 <br /> Surrogate Recovery <br /> aaa-TFT 10.3 10.3 10 103 103 74-117 0.601 20 <br /> CA ELAP 1644•NELAP 40330RELAP <br /> T,)-,..., r o ,.0 7, <br />