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9ZOFK=V'50 <br />AElytical Laboratory <br />.4trentiarr: Wendy Foulks <br />Premier Finishing <br />7910 S. Longe Street <br />Stockton, CA 95206-3933 <br />0 <br />CERTIFICATE OFANALYSIS <br />Volatile Organic Compounds by EPA Method 8260B - Quality Control <br />Precision Enviro-Tech <br />Tuesdav, Mat, 3. 2011 <br />Report Page 15 of 17 <br />Reporting Spike Source %REC RPD <br />Analyte Result Limit Units Level Result %REC Limits RPD Lit -nit Notes <br />Batch AD12206 - Volatiles <br />Blank (AD12206-BLKI) T <br />Source: 1042209-02 <br />Prepared & Analyzed: 22=Apr_i l <br />Ethyl tert-Butyl Ether (ETBE) <br />ND <br />1.00 <br />ug/l <br />80.0 ND 91 70-124 <br />m,p-Xylene <br />ND <br />1.00 <br />" <br />1. 1 -Dichloroethene <br />tert-Amyl Methyl Ether (TAME) <br />ND <br />0.500 <br />" <br />Toluene <br />74.1 <br />0 -Xylene <br />ND <br />1.00 <br />" <br />77.5 <br />2.00 <br />tert-Butyl .Alcohol (TBA) <br />ND <br />50.0 <br />" <br />Source: 1042209-02 <br />Prepared & Analyzed: 22 -Apr -1 l <br />Diisopropyl Ether (DIPS) <br />ND <br />0.500 <br />" <br />80.0 ND 90 70-124 <br />2 1 <br />Surrogate: Dibromofluoromethane <br />54.7 <br />2.00 <br />50.0 <br />109 <br />86-118 <br />Surrogate: Toluene -d8 <br />53.4 <br />80.0 ND 98 70-133 <br />50.0 <br />107 <br />88-110 <br />swrogate: 4-Bronw luorobenzene <br />0; <br />51.3 <br />4 1 <br />519.0 <br />103 <br />86-115 <br />(AD12206-BS1) <br />Prepared & Analyzed: 22 -,Apr <br />-I 1 <br />Benzene <br />72.1 <br />2.00 <br />ug/l 80.0 <br />90 <br />_ <br />88-124 _._. <br />Chlorobenzene <br />71.5 <br />2.00 <br />80.0 <br />89 <br />88-117 <br />1,1-Dichloroethene <br />81.0 <br />2.00 <br />80.0 <br />101 <br />79-133 <br />Toluene <br />86.5 <br />2.00 <br />80.0 <br />108 <br />88-122 <br />Trichloroethene <br />78.5 <br />2.00 <br />80.0 <br />98 <br />85-117 <br />Matrix Spike (AD12206-MSI) <br />Source: 1042209-02 <br />Prepared & Analyzed: 22 -Apr -I1 <br />Benzene <br />73.1 <br />2.00 ug/l <br />80.0 ND 91 70-124 <br />Chlorobenzene <br />77.2 <br />2.00 <br />80.0 ND 96 70-117 <br />1. 1 -Dichloroethene <br />78.1 <br />2.00 <br />80.0 ND 98 70-133 <br />Toluene <br />74.1 <br />2.00 <br />80.0 0.660 92 70-122 <br />Trichloroethene <br />77.5 <br />2.00 <br />80.0 ND 97 70-117 <br />Matrix Spike Dup (AD12206-MSDI) <br />Source: 1042209-02 <br />Prepared & Analyzed: 22 -Apr -1 l <br />Benzene <br />72.0 <br />2.00 ug/l <br />80.0 ND 90 70-124 <br />2 1 <br />Chlorobenzene <br />77.5 <br />2.00 <br />80.0 ND 97 70-117 <br />0.4 1 i <br />1. 1 -Dichloroethene <br />78.1 <br />2.00 <br />80.0 ND 98 70-133 <br />0 1= <br />Toluene <br />77.2 <br />2.00 <br />80.0 0.660 96 70-122 <br />4 1 <br />Trichloroethene <br />75.1 <br />2.00 <br />80.0 ND 94 70-117 <br />3 1 <br />mg 1. - mlRgrams per brer - ppm <br />1 on rw ranis per firer ppb <br />.SPECTFULLY SUBMITTED, <br />01,R = Detection Limit for Purpose of Reporting. <br />h".Xceptional sample matrices or interferences mar <br />resrrh in higher detection Jlnriis. <br />Jonathan Le, Laboratory Director <br />; 35.N Coronad S'tt�cktan C4. 95204 lahvtse-(209)4 77-8105 Fax: (209) 46-" 49- <br />