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1534 Wi11ow Pass Road,Pimb-9,CA 94565-1701 <br /> ® MCCampb Q Analytical, Inc. h"pl//ww mac=VbcU.com77)?E-mail mam(ap3ncaarnpbelcom <br /> 269 <br /> "When Quality Counts" <br /> Quality Control Report <br /> Client: GEOCON Env.Consultants WorkOrder: 1703873 <br /> Date Prepared: 3/16/17 BetchlD: 135713 <br /> Date Analyzed: 3/17/17 Extraction Method: SW3050B <br /> Instrument: ICP-MS3 Analytical Method: SW6020 <br /> Matrix: Soil Unit: mg/Kg <br /> Project: E8857-02-02;Manteca Firing Range Sample ID: MB/LCS-135713 <br /> 1703836-OOIBMS/MSD <br /> 1703836-OOIBPDS <br /> QC Summary Report for Metals <br /> Analyte MS MSD SPK SPKRef MS MSD MS/MSD RPD RPD <br /> Result Result Val Val %REC %REC Limits Limit <br /> Antimony 52.2 53.4 50 ND 104 106 75-125 2.31 20 <br /> Arsenic 56.1 58.2 50 3.7 105 109 75-125 3.81 20 <br /> Barium 724 746 500 160 113 118 75-125 3.12 20 <br /> Beryllium 53.3 54.9 50 ND 106 109 75-125 2.99 20 <br /> Cadmium 51.8 52.6 50 0.2854 103 105 75-125 1.63 20 <br /> Chromium 77.4 81.2 50 24.61 105 113 75-125 4.81 20 <br /> Cobalt 61.4 66.8 50 9.9 103 114 75-125 8.47 20 <br /> Copper 68.1 70.3 50 16 105 109 75-125 3.11 20 <br /> Lead 83.8 90.3 50 29.81 108 121 75-125 7.48 20 <br /> Mercury 1.30 1.31 1.25 ND 102 103 75-125 0.765 20 <br /> Molybdenum <br /> 53.3 54.7 50 ND 106 109 75-125 2.67 20 <br /> Nickel 82.2 85.8 50 36.74 91 98 75-125 4.33 20 <br /> Selenium 51.8 52.4 50 ND 103 105 75-125 1.25 20 <br /> Silver 52.3 53.7 50 ND 105 107 75-125 2.64 20 <br /> Thallium 51.2 52.9 50 ND 102 106 75-125 3.40 20 <br /> Tin 55.7 57.2 50 ND 111 114 75-125 2.78 20 <br /> Vanadium 108 112 50 48 121 127,F10 75-125 2.91 20 <br /> Zinc 616 625 500 83.60 106 108 75-125 1.60 20 <br /> Surrogate Recovery <br /> Terbium 572 583 500 114 117 70-130 2.04 20 <br /> Analyte PDS SPK SPKRef PDS PDS <br /> Result Val Val %REC Limits <br /> Vanadium 102 50 48 107 75-125 <br /> DLTRef %D %D <br /> Analyte DLTResult Val Limit <br /> ND <br /> ND<2.5 - - <br /> Antimony -- 3 7 1.08 - <br /> Arsenic 3.66 _ <br /> Barium 178 _ 160 11.2 20 <br /> Beryllium ND<2.5 ND - <br /> Cadmium ND<1.2 0.2854 <br /> Chromium 27.6 24.61 12.1 20 <br /> 18.2 <br /> Cobalt 11.7 9.9 <br /> (Cont.) <br /> CDPH FLAP 1644•NELAP 4033ORELAP QA/QC Officer <br /> Page 28 of 44 <br />