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W iil L Weck Laboralories, Inc, <br /> Arta9y6eal LOba.<etcary Service-Since 1954.. <br /> Certificate of Analysis <br /> Quality Control Section <br /> Conventional Chemistry/Physical Parameters by APHA/EPA/ASTM Methods-Quality Control <br /> Batch W9A0870-SM2540C <br /> Blank(W9A0870-BLKl) Prepared:01/19/09 Analyzed:01/21/09 14:43 <br /> Sample QC Spike %REC RPD <br /> Analyte Result Result Qualifier Units Level %REC Limits RPD Limit <br /> Total Dissolved Solids ............................................ NO mg/I <br /> LCS(W9A0870-BS1) Prepared:01/19/09 Analyzed:01/21/09 14:43 <br /> Sample QC Spike %REC RPD <br /> Analyte Result Result Qualifier Units Level %REC Limits RPD Limit <br /> Total Dissolved Solids ............................................ 800 mg/I 823 97 91-104 <br /> Duplicate(WM870-01.!P3) Source:9A15001-03 Prepared:01/19/09 Analyzed:01/21/09 14:43 <br /> Sample QC Spike %REC RPD <br /> Analyte Result Result Qualifier Units Level %REC Limits RPD Limit <br /> Total Dissolved Solids ............................1340....... 1300 mg/I 3 10 <br /> Duplicate(W9A0870-DUP2) Source:9A15052-01 Prepared:01/19/09 Analyzed:01/21/09 14:43 <br /> Sample QC Spike %REC RPD <br /> Analyte Result Result Qualifier Units Level %REC Limits RPD Limit <br /> Total Dissolved Solids ..............................507........ 546 mg/I 7 10 <br /> Batch W9A1029-SM 23208 <br /> Blank(W9A1029-BLK1) Prepared:01/22/09 Analyzed:01/23/09 14:46 <br /> Sample QC Spike %REC RPD <br /> Analyte Qualifier Units %REC RPD <br /> Result Result Level Limits Limit <br /> Alkalinity as CaCO3 ............................................... 0.240 1 mg/l <br /> Carbonate Alkalinity as CaCO3 ........................... ND mg/I <br /> Bicarbonate Alkalinity as HCO3 ........................... 0.290 .1 mg/l <br /> Hydroxide Alkalinity as CaCO3 ............................ ND mg/I <br /> LCS(W9A1029-BS1) Prepared:01/22/09 Analyzed:01/23/0914:46 <br /> Sample QC Spike %REC RPD <br /> Analyte Result Result Qualifier Units Level %REC Limits RPD Limit <br /> Alkalinity as CaCO3 ............................................... 45.7 mg/I 45.3 101 94-108 <br /> Carbonate Alkalinity as CaCO3 ND mg/I 0.00 0-200 <br /> Bicarbonate Alkalinity as HCO3 ........................... 55.8 mg/l 55.3 101 94-108 <br /> Hydroxide Alkalinity as CaCO3 ............................ NO mg/I 0.00 0-200 <br /> Duplicate(W9A1029-DUPl) Source:9A16055-01 Prepared:01/22/09 Analyzed:01/23/09 14:46 <br /> Sample QC Spike %REC RPD <br /> Analyte Result Result Qualifier Units Level %REC Limits RPD Limit <br /> Alkalinity as CaCO3 .................................128........ 135 mg/I 6 15 <br /> Carbonate Alkalinity as CaCO3 ,,,,,,,,,,,,,0.00....... ND mg/I 200 <br /> Bicarbonate Y Y Alkalinity as HCO3 „ 156. 164 mg/l 6 15 <br /> Hydroxide Alkalinity as CaCO3 ,. 0 00.. . NO mg/I 200 <br /> .. .-. _. . ...n ., .. _..., _ . <br /> Metals(Aqueous) by EPA 6000/7000 Series Methods-Quality Control <br /> Batch MANN-EPA 6010 <br /> Siank'(W9A0868-BLK3) Prepared:01/19/09 Analyzed:01/21/0910:38 <br /> Sample QC Spike %REC RPD <br /> Analyte Result Result Qualifier Units Level %REC Limits RPD Limit <br /> Sodium,Dissolved .................................................. NO, mg/I <br /> Calcium,Dissolved ................................................. 0.0808 1 mg/I 3 <br /> 9A16034 Page 2 W <br /> Wock Laboratories, Inc 14859 Last l,!ark AvonuE,City Of Industry,Callh)rnia 91745-1396 (626)336-2139 FAX 1626;336-2634 <br /> www.wrecklabs.com <br />