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Laboratories Inc. _ <br /> Environmental Testing Laboratory Since 1949 <br /> Lawrence&Associates Reported: 04/14/2017 12:23 <br /> 3590 Iron Court Project: Diamond Pet Foods-COELT <br /> Shasta Lake City,CA 96019 Project Number: Diamond Pet-Ripon 010107.09 Task 2 <br /> Project Manager: David Kirk <br /> Water Analysis (General Chemistry) <br /> Quality Control Report - Precision & Accuracy <br /> Control Limits <br /> Source Source Spike Percent Percent Lab <br /> Constituent Type Sample ID Result Result Added Units RPD Recovery RPD Recovery Quals <br /> QC Batch ID: B[D0343 Used client sample: N <br /> Nitrate as N DUP 1708749-02 ND ND mg/L 10 <br /> MS 1708749-02 ND 5.1364 5.0505 mg/L 102 80-120 <br /> MSD 1708749-02 ND 5.1444 5.0505 mg/L 0.2 102 10 80-120 <br /> QC Batch ID: B[D0344 Used client sample: Y-Description: 013-1, 04/04/2017 11:07 <br /> Nitrate as N DUP 1708750-01 14.075 14.041 mg/L 0.2 10 <br /> MS 1708750-01 14.075 18.916 5.0505 mg/L 95.9 80-120 <br /> MSD 1708750-01 14.075 18.945 5.0505 mg/L 0.2 96.4 10 80-120 <br /> QC Batch ID: B[D0515 Used client sample: Y-Description: 013-1, 04/04/2017 11:07 <br /> pH DUP 1708750-01 7.4900 7.5100 pH Units 0.3 20 <br /> Electrical Conductivity @ 25 C DUP 1708750-01 1315.5 1316.6 umhos/cm 0.1 10 <br /> QC Batch ID: B[D0516 Used client sample: Y-Description: 013-21,04/04/2017 14:20 <br /> pH DUP 1708750-10 7.5600 7.5700 pH Units 0.1 20 <br /> Electrical Conductivity @ 25 C DUP 1708750-10 573.70 574.10 umhos/cm 0.1 10 <br /> QC Batch ID: B[D0527 Used client sample: Y-Description: 013-1, 04/04/2017 11:07 <br /> Total Dissolved Solids @ 180 C DUP 1708750-01 775.00 755.00 mg/L 2.6 10 <br /> QC Batch ID: B[D0528 Used client sample: Y-Description: 013-24,04/04/2017 13:22 <br /> Total Dissolved Solids @ 180 C DUP 1708750-12 880.00 875.00 mg/L 0.6 10 <br /> The results in this report apply to the samples analyzed in accordance with the chain of custody document.This analytical report must be reproduced in its entirety. <br /> All results listed in this report are for the exclusive use of the submitting party. BC Laboratories,Inc.assumes no responsibility for report alteration,separation,detachment or third party interpretation. <br /> Report ID: 1000593760 4100 Atlas Court Bakersfield,CA 93308 (661)327-4911 FAX(661)327-1918 www.bclabs.com Page 29 of 30 <br />