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, Inc. """'°'vpesaRned,Pitth a,CA9°565-"°' <br /> Toll Free Telephone:(877)252-9262/Fax:(925)252-9269 <br /> " hen Q![Rlif y Coants° Inlp:/hvww.incc=pbell.com/E-mal:main rrU7 nccwnpbell.com <br /> McCampbell Analytical <br /> Quality Control Report <br /> Client: Castle Analytical Laboratory WorkOrder: 1910350 <br /> Date Prepared: 10/8/19 BatchID: 186733 <br /> Date Analyzed: 10/8/19 Extraction Method: SM4500H+B-2000 <br /> Instrument: WetChem Analytical Method: SM4500H+13 <br /> Matrix: Water Unit: pH units @ 25°C <br /> Project: 1910024/Premier Finishing Sample ID: CCV-186733 <br /> QC Summary Report for pH <br /> Analyte CCv CCv <br /> Result Limits <br /> pH 6.99 6.8-7.2 <br /> (Cont.) <br /> CA ELAP 1644 •NELAP 4033ORELAP <br /> Page 19 of 26 <br />