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W iii L
<br /> Week Laboratories, Inc.
<br /> Ana r:i+:c+l Laboratory Service-Since 1964
<br /> Certificate of Analysis
<br /> Metals(Aqueous)by EPA 6000/7000 Series Methods-Quality Control
<br /> Batch W9A0868-EPA 6010
<br /> Blank(W9A0868-BLK1) Prepared:01/19/09 Analyzed:01/21/09 10:38
<br /> Sample QC Spike %REC RPD
<br /> Analyte Result Result Qualifier Units Level %REC Limits RPD Limit
<br /> Potassium,Dissolved ............................................. ND mg/l
<br /> Magnesium,Dissolved ........................................... ND mg/l
<br /> LCS(W9A0868-BS1) prepared:01/19/09 Analyzed:01/21/09 10:41
<br /> Sample QC Spike %REC RPD
<br /> Analyte Result Result Qualifier Units Level %REC Limits RPD Limit
<br /> Sodium,Dissolved .................................................. 50.0 mg/1 51.0 98 85-115
<br /> Calcium,Dissolved .................................................. 50.6 mg/I 51.0 99 85-115
<br /> Potassium,Dissolved ............... 62.3 mg/I 60.0 104 75-125
<br /> Magnesium,Dissolved .......................................... 51.4 mg/1 50.0 103 85-115
<br /> Matrix Spike(W9A0868-MS1) Source:9A16034-03 Prepared:01/19/09 Analyzed:01/21/09 10:46
<br /> Sample QC Spike %REC RPD
<br /> Analyte Result Result Qualifier Units Level %REC Limits RPD Limit
<br /> Sodium,Dissolved ...................................11.8....... 60.7 mg/I 51.0 96 70-130
<br /> Calcium,Dissolved ..................................15.1....... 64.6 mg/I 51.0 97 70-130
<br /> Potassium,Dissolved ..............................3.32......, 64.9 mg/I 60.0 103 70-130
<br /> Magnesium,Dissolved ,,,,,,,,,,,,,,,,,,,,,,,,,,,,8.08....... 58.7 mg/I 50.0 101 70-130
<br /> Matrix Spike Dup(W9A0868-MSD1) Source:9A16034-01 Prepared:01/19/09 Analyzed:01/21/09 10:48
<br /> Sample QC Spike %REC RPD
<br /> Analyte Result Result Qualifier Units Level %REC Limits RPD Limit
<br /> Sodium,Dissolved ...................................11.8.,,,,., 60.8 mg/I 51.0 96 70-130 0.2 20
<br /> Calcium,Dissolved ..................................15.1....... 64.9 mg/I 51.0 98 70-130 0.4 20
<br /> Potassium,Dissolved ..............................3.32....... 65.0 mg/I 60.0 103 70-130 0.2 20
<br /> Magnesium,Dissolved ............................8.08....... 59.0 mg/i 50.0 102 70-130 0.4 20
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<br /> 9A16034 Page 349
<br /> Weck L ahc alcr!f s, Inc 1,1859 Clary.Avenue,Lily of industry,California 9174. 1,396 (626)336-2139 FAX (626)336-2634
<br /> www.wc+ cklabs.corn
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