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�E!trY!Or�lInc.,tinboratory Since 1949 <br /> Lawrence&Associates Reported: 10/29/2010 16:54 <br /> 3590 Iron Court Project: Neenah Paper Co. <br /> Shasta Lake City, CA 96019 Project Number: 005194.04 Task 7 <br /> Project Manager: David Kirk <br /> Water Analysis (General Chemistry) <br /> Quality Control Report - Laboratory Control Sample <br /> Control Limits <br /> Spike Percent Percent Lab <br /> Constituent QC Sample ID Type Result Level Units Recovery RPD Recovery RPD Quals <br /> QC Batch ID: BTJO871 <br /> Total Dissolved Solids @ 180 C BTJOB71-BS1 LCS 590.00 586.00 mg/L 101 90-110 <br /> QC Batch ID: BTJ0895 <br /> Chloride BTJ0895-BS1 LCS 102.75 100.00 mg/L 103 90-110 <br /> Nitrate as N BTJ0895-BS1 LCS 4.8240 5.0000 mg/L 96.5 90-110 <br /> Sulfate BTJOB95-BS1 LCS 95.871 100.00 mg/L 95.9 90- 110 <br /> QC Batch ID: BTJO896 <br /> Chloride BTJO896-BSI LCS 100.45 100.00 mg/L 100 90-110 <br /> Nitrate as N BTJ0896-BS1 LCS 4.8000 5,0000 mg/L 96.0 90-110 <br /> Sulfate BTJO896-BS1 LCS 96.586 100.00 mg/L 96.6 90-110 <br /> QC Batch ID: BTJ0929 <br /> Total Dissolved Solids @ 180 C BTJ0929-BSI LCS 640.00 586.00 mg/L 109 90-110 <br /> QC Batch ID: BTJ0945 <br /> pH BTJo945-BS2 LCS 7.0100 7.0000 pH Units 100 95-105 <br /> Electrical Conductivity @ 25 C BTJO945-BS1 LCS 313.30 303.00 umhos/cm 103 90- 110 <br /> QC Batch ID: BTJO946 <br /> pH BTJO946-BS2 LCS 7.0100 7.0000 pH Units 100 95-105 <br /> Electrical Conductivity @ 25 C BTJO946-BSI LCS 312,80 303.00 umhos/cm 103 90-110 <br /> QC Batch ID: BTJ0947 <br /> pH BTJ0947-BS2 LCS 7.0000 7.0000 pH Units 100 95-105 <br /> Electrical Conductivity @ 25 C BTJo947 BS1 LCS 312.50 303.00 umhos/cm 103 90-1110 <br /> QC Batch ID: BTJ1187 <br /> Total Dissolved Solids @ 180 C BTJ1187-BS1 LCS 635.00 586.00 mg/L 108 90-110 <br /> QC Batch ID: BTJ1809 <br /> Dissolved Calcium BTJ1809-13SI LCS 9.8895 10.000 mg/L 98.9 85-115 <br /> Dissolved Magnesium BTJ1809-BS1 LCS 10.167 10.000 mg/L 102 85-115 <br /> Dissolved Sodium BTJ1809-BS1 LCS 10.124 10.000 mg/L 101 85-115 <br /> Dissolved Potassium BTJ1809-BS1 LCS 9.4091 10.000 mg/L 94.1 85-115 <br /> QC Batch ID: BTJ1810 <br /> Dissolved Calcium BTJ1810-BS1 LCS 10.114 10.000 mg/L 101 85-115 '.. <br /> Dissolved Magnesium BTJ1810 BSI LCS 10.421 10.000 mg/L 104 85-115 <br /> Dissolved Sodium BTJ1810-BS1 LCS 10.171 10.000 mg/L 102 85-115 <br /> ------------- <br /> Dissolved Potassium BTJ1810-BS1 LCS 9.5821 10.000 mg/L 95.8 85-115 <br /> The results in this report apply to the samples anallced in accordance With rhe chum of custody docu;nent. Tliis anal)tical rcporl musi he reproduced in its entirety. <br /> All resnks listed in this repos are for Ibe exclusive use ol'the submitting party BC Laboratories,Inc,ass rtes no responsibility for repair nl lantion separation,detachment or third puny interpretation <br /> 4100 Atlas Court Bakersfield,CA 93308 (661)"327-4911" FAX(661)327-1918 %mv.bclabs.com Page 32 of 35 <br />