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Laboratories Inc. _ <br /> Environmental Testing Laboratory Since 1949 <br /> Lawrence&Associates Reported: 07/13/2017 11:42 <br /> 3590 Iron Court Project: Diamond Pet Foods-COELT <br /> Shasta Lake City,CA 96019 Project Number: Diamond Pet Food <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[G0366 Used client sample: Y-Description: OB-1, 07/06/2017 10:57 <br /> pH DUP 1718317-01 7.5300 7.5400 pH Units 0.1 20 <br /> Electrical Conductivity @ 25 C DUP 1718317-01 1596.7 1598.8 umhos/cm 0.1 10 <br /> QC Batch ID: B[G0367 Used client sample: Y-Description: OB-24, 07/06/2017 09:43 <br /> pH DUP 1718317-12 7.6600 7.6100 pH Units 0.7 20 <br /> Electrical Conductivity @ 25 C DUP 1718317-12 1687.6 1689.6 umhos/cm 0.1 10 <br /> QC Batch ID: B[G0451 Used client sample: Y-Description: OB-1, 07/06/2017 10:57 <br /> Nitrate as N DUP 1718317-01 13.574 13.542 mg/L 0.2 10 <br /> MS 1718317-01 13.574 24.105 10.101 mg/L 104 80-120 <br /> MSD 1718317-01 13.574 24.087 10.101 mg/L 0.1 104 10 80-120 <br /> QC Batch ID: B[G0452 Used client sample: Y-Description: OB-22, 07/06/2017 13:51 <br /> Nitrate as N DUP 1718317-11 ND ND mg/L 10 <br /> MS 1718317-11 ND 5.0778 5.0505 mg/L 101 80-120 <br /> MSD 1718317-11 ND 5.0828 5.0505 mg/L 0.1 101 10 80-120 <br /> QC Batch ID: B[G0657 Used client sample: Y-Description: 013-4, 07/06/2017 11:30 <br /> Total Dissolved Solids @ 180 C DUP 1718317-03 1940.0 1950.0 mg/L 0.5 10 <br /> QC Batch ID: B[G0658 Used client sample: Y-Description: OB-24, 07/06/2017 09:43 <br /> Total Dissolved Solids @ 180 C DUP 1718317-12 1020.0 1030.0 mg/L 1.0 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: 1000625348 4100 Atlas Court Bakersfield,CA 93308 (661)327-4911 FAX(661)327-1918 www.bclabs.com Page 29 of 30 <br />