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® Laboratories, Inc. <br /> Environmental Testing Laboratory Since 1949 <br /> Lawrence&Associates Reported: 11/22/2010 13:23 <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 /> BCL Sample ID: 1014319-20 Client Sample Name: Neenah Paper, OB-20, 10/12/2010 8:26:00AM,David Kirk <br /> MB Lab <br /> Constituent Result Units PQL MDL Method Bias Quals Run# <br /> Dissolved Calcium 46 mg/L 0.10 0.018 EPA-200.7 0.018 1 <br /> Dissolved Magnesium 16 mg/L 0.050 0.016 EPA-200.7 ND 1 <br /> Dissolved Sodium 58 mg/L 0.50 0.050 EPA-200.7 ND 2 <br /> Dissolved Potassium 2.9 mg/L 1.0 0.10 EPA-200.7 0.18 <br /> Bicarbonate 240 mg/L 5.0 5.0 EPA-310.1 ND 3 <br /> Carbonate ND mg/L 2.5 2.5 EPA-310.1 ND 3 <br /> Chloride 48 mg1L 0.50 0.050 EPA-300.0 ND 4 <br /> Nitrate as N 0.41 mg/L 0,10 0.014 EPA-300.0 ND 4 <br /> Sulfate 31 mg/L 1.0 0.10 EPA-300.0 ND y 4 <br /> pH 7.91 pH Units 0.05 0.05 EPA-150.1 S05 'S <br /> Electrical Conductivity @ 25 C 570 umhos/c 1.00 1.00 EPA-120.1 6 <br /> m <br /> Total Dissolved Solids @ 180 C 390 mg/L 20 20 EPA-160.1 ND 7 <br /> Run QC <br /> Run# Method Prep Date Date/Time Analyst Instrument Dilution Batch ID <br /> 1 EPA-200.7 10/20/10 10/26/10 04:16 JRG PE-OP2 1 BTJ1404 <br /> 2 EPA 200.7 10/20/10 11/17/10 20:40 JRG PE-OP1 1 BTJ1404 <br /> 3 EPA-310.1 10/13/10 10/13/10 19:12 RML MET-1 1 BTJ0601 <br /> 4 :EPA 300.0 10/13/10 10/13/10 22:33 TMS IC1 1 BTJ0889 <br /> 5 EPA-150.1 10/13/10 10/13/10 19:12 RML MET-1 1 BTJo801 <br /> 6 .EPA-120.1 10/13/10 10/13/10 19:12 RML MET-1 1 BTJo801 <br /> 7 EPA-160.1 10/18110 10/18/10 07:30 NW1 MANUAL 2 STJ1113 <br /> The results in this report apply to the samples analysed in accordance ivith the chain of custody documwrt. This analytical report most be reproduced in its entirety. <br /> All results listed in this report are for the exclusive use of the submitting puny BC Laboratories,Inc.assumes no responsibility for repo"alteration separation,detaclunent or third puny interpretation <br /> 4100 Atlas Court Bakersfield,CA 93308 (661)327.4911 FAX(661)327-1918 www.bc[abs.com Page 41 of 58 <br />