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jfflVKMVS9OOH <br />=NwO KO-Tr-(ZH <br />Analytical Laboratory <br />Attention: Wendy Foufks <br />Premier f=inishing <br />7910 S. Lange Street <br />Stockton, CA 95206-3933 <br />6 <br />CERTIFICATE OFANALYSIS <br />Tziesdgv, Mcw 3. 20 11 <br />Metals by EPA 200 Series Methods - Quality Control <br />Precision Enviro-Tech <br />Report Page !! of ! - <br />Reporting Spike Source %REC RPD <br />Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br />Batch AD12702 - EPA 3020A <br />LCS (AD12702-BSI) <br />Prepared: 27 -Apr -11 Analyzed: 28 -Apr -I I <br />Cobalt <br />0.0539 <br />0.00500 mg/L <br />0.0500 <br />108 <br />75-125 <br />Arsenic <br />0.0104 <br />0.0100 <br />0,0100 <br />104 <br />80-125 <br />Matrix Spike {AD12702-MSI) <br />Source: 1042207-01 <br />Prepared: <br />27 -Apr -I 1 Analyzed: 28 -Apr -1 I <br />Thallium <br />0.0792 <br />0.0100 mg/L <br />0.100 <br />ND <br />79 <br />80-120 <br />Cadmium <br />0.0441 <br />0.00500 <br />0.0500 <br />ND <br />88 <br />75-125 <br />Barium <br />2.66 <br />0.0500 <br />2.00 <br />0.508 <br />108 <br />75425 <br />Lead <br />0.0406 <br />0.00500 <br />0.0500 <br />ND <br />81 <br />75-125 <br />Zinc <br />0.194 <br />0.0100 <br />0.200 <br />0.0224 <br />86 <br />75-125 <br />er <br />0.0816 <br />0.0100 <br />0.100 <br />ND <br />82 <br />70-125 <br />ybdenum <br />0.0392 <br />0.0100 <br />0.0408 <br />75-125 <br />'Vanadium <br />0.355 <br />0.0100 <br />0.500 <br />ND <br />71 <br />75-125 <br />Nickel <br />0.333 <br />0.0100 <br />0.400 <br />0.00149 <br />83 <br />70-125 <br />Selenium <br />0.0429 <br />0.0100 <br />0.0500 <br />ND <br />86 <br />75-125 <br />Antimony <br />0.568 <br />0.0100 <br />0.600 <br />0.00164 <br />94 <br />75-125 <br />Cobalt <br />0.426 <br />0.00500 <br />0.500 <br />NO <br />85 <br />75-125 <br />Chromium <br />2.70 <br />0.0100 <br />0.100 <br />2.81 <br />NR <br />75-125 <br />Beryllium <br />0.0417 <br />0.00500 <br />0.0500 <br />ND <br />83 <br />75-125 <br />Copper <br />0.212 <br />0.0100 <br />0.250 <br />0.0100 <br />81 <br />75-125 <br />Arsenic <br />0.0847 <br />0.0100 <br />0.100 <br />ND <br />85 <br />80-125 <br />Matrix Spike Dup (AD12702-MSD1) <br />Source: 10422.07-01 <br />Prepared: <br />27 -Apr -11 <br />Analyzed: 28 -Apr -1 I <br />Thallium <br />0.0800 <br />0.0100 mg/L <br />0.100 <br />ND <br />80 <br />80-120 <br />0.9 20 <br />Cadmium <br />0.0439 <br />0.00500 <br />0.0500 <br />ND <br />88 <br />75-125 <br />0.4 20 <br />Lead <br />0.0411 <br />0.00500 <br />0.0500 <br />ND <br />82 <br />75-125 <br />l 20 <br />Barium <br />2.69 <br />0.0500 <br />2,00 <br />OS08 <br />109 <br />75-125 <br />1 20 <br />Ben -ilium <br />0.0432 <br />0.00500 <br />0.0500 <br />ND <br />86 <br />75-125 <br />3 20 <br />Copper <br />0.211 <br />0.0100 <br />0.250 <br />0.0100 <br />80 <br />75-125 <br />0.6 20 <br />Chromium <br />2,71 <br />0.0100 <br />0.140 <br />2.81 <br />NR <br />75-125 <br />0.4 20 <br />Selenium <br />0.0421 <br />0.0100 <br />O.0500 <br />ND <br />84 <br />75-125 <br />2 20 <br />Cobalt <br />0.433 <br />0.00500 <br />0.500 <br />ND <br />87 <br />75-125 <br />l 20 <br />Antimony <br />0.564 <br />0.0100 <br />0.600 <br />0.00164 <br />94 <br />75-125 <br />0.7 20 <br />Vanadium <br />0.370 <br />0.0100 <br />0.500 <br />ND <br />74 <br />75-125 <br />4 20 <br />Nickel <br />0.328 <br />0.0100 <br />0.400 <br />0.00149 <br />82 <br />70-125 <br />l 20 <br />rng L = milligr-arns per Laer = ppnr DLR = Detection Linrlt for Purpose ojReporring. <br />ng L = nrrcmgrafns per Liter = ppb Exceptional sample matrices or interferences may <br />result in higher detection linufs.. <br />vSPECTFULLY SUBMITTED, <br />Jonathan Le, Laboratory Director <br />3935 N. Coronado .4veStockton C:9. 95204 17hone. (209) 4^--<5'105 Fal : (209 ��t�-y�9 <br />