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1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> M c C a m o b e I I Analytical, Inc. Toll Free Telephone:(877)252-9262/Fax:(925)252-9269 <br /> �,t un litipJ/www.ina�npbell.coin/E-mail:rnain@rnccainpbeti.com <br /> Wl1ea Qnnlity Connls <br /> Quality Control Report <br /> Client: Castle Analytical Laboratory WorkOrder: 1901308 <br /> Date Prepared: 1/9/19 BatchlD: 171151 <br /> Date Analyzed: 1/9/19 Extraction Method: SM4500H+B-2000 <br /> Instrument: WetChem Analytical Method: SM4500H+B <br /> Matrix: Water Unit: pH units @ 25'C <br /> Project: 1901020;Value Products Sample ID: CCV-171151 <br /> QC Summary Report for pH <br /> Analyte CCV CCV <br /> Result Limits <br /> pH 7.03 6.8-7.2 <br /> CA ELAP 1644•NELAP 4033ORELAP <br /> Page 8 of 12 <br />