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TestAme <br />i ca <br />85 ve <br />Morgan Hill, CA 95037 <br />(408)776-9600 <br />(408) 776-9600 <br />FAX (408) 782-6308 <br />www.testamericainc. cam <br />THE LEADER IN ENVIRONMEN <br />AL TESTING <br />Union Pacific Railroad - Stockton <br />Project: NEW PROFILE <br />MQH0220 <br />833 E. 8th St. <br />Project Number. [none] <br />Reported: <br />Stockton CA, 95206 <br />Project Manager. Jim <br />Diel <br />08/21/07 09:49 <br />Volatile(Organic <br />Compounds by EPA Method 8260B - Quality Control <br />TestAmerica - Morgan Hill, CA <br />Reporting <br />Spike Source <br />%REC <br />RPD <br />Analyte <br />Result <br />Limit Units <br />Level Result <br />%.REC <br />Limits <br />RPD <br />Limit Notes <br />Batch 7H15029 - EPA 5030B/5035 <br />McOH / EPA 8260B <br />Laboratory Control Sample Dup (7H1 <br />29-BSDI) <br />Prepared: 08/15/07 Analyzed: 08/16/07 <br />1,2 -Dichlorobenzene <br />1.12 <br />0.050 mg/kg <br />1.00 <br />112 <br />70-145 <br />1 <br />35 <br />1,3 -Dichlorobenzene <br />1.09 <br />0.050 <br />1.00 <br />109 <br />75-140 <br />0.8 <br />30 <br />1,4 -Dichlorobenzene <br />1.08 <br />0.050 <br />1.00 <br />108 <br />70-140 <br />0.4 <br />30 <br />Dichlorodifluoromethane <br />0.646 <br />0.050 <br />1.00 <br />65 <br />10-125 <br />0.5 <br />40 <br />I,1-Dichloroethane <br />1.01 <br />0.050 <br />1.00 <br />101 <br />75-130 <br />0.5 <br />25 <br />1,2-Dichloroethane <br />1.02 <br />0.050 <br />1.00 <br />102 <br />75-130 <br />1 <br />25 <br />I,1-Dichloroethene <br />1.03 <br />0.050 <br />1.00 <br />103 <br />70-140 <br />2 <br />30 <br />cis-1,2-Dichloroethene <br />1.06 <br />0.050 <br />1.00 <br />106 <br />75-140 <br />0.6 <br />20 <br />trans-1,2-Dichloroethene <br />1.00 <br />0.050 <br />1.00 <br />100 <br />70-135 <br />0.6 <br />25 <br />1,2-Dichloropropane <br />1.07 <br />0.050 <br />1.00 <br />107 <br />75-135 <br />0.7 <br />20 <br />1,3-Dichlompropane <br />1.08 <br />0.050 <br />1.00 <br />108 <br />80-140 <br />1 <br />20 <br />2,2-Dichloropropane <br />1.12 <br />0.050 <br />1.00 <br />112 <br />55-135 <br />4 <br />35 <br />1,1-Dichloropropene <br />1.04 <br />0.050 <br />1.00 <br />104 <br />75-130 <br />0.6 <br />25 <br />Ethylbenzene <br />1.06 <br />0.050 <br />1.00 <br />106 <br />75-140 <br />0.5 <br />30 <br />Hexachlorobutadiene <br />1.13 <br />0.050 <br />1.00 <br />113 <br />65-150 <br />3 <br />30 <br />Isopropylbenzene <br />0.955 <br />0.050 <br />1.00 <br />96 <br />40-150 <br />0.01 <br />30 <br />Methylene chloride <br />1.11 <br />0.050 <br />1.00 <br />111 <br />70-150 <br />0.7 <br />20 <br />Naphthalene <br />1.15 <br />0.20 <br />1.00 <br />115 <br />55-145 <br />1 <br />40 <br />p-Isopropyltoluene <br />1.13 <br />0.050 <br />1.00 <br />113 <br />70-150 <br />0.2 <br />30 <br />n-Propylbenzene <br />1.07 <br />0.050 <br />1.00 <br />107 <br />70-140 <br />2 <br />30 <br />Styrene <br />1.09 <br />0.050 <br />1.00 <br />109 <br />65-150 <br />0.4 <br />30 <br />1,1,1,2 -Tetrachloroethane <br />1.09 <br />0.050 <br />1.00 <br />109 <br />70-140 <br />2 <br />25 <br />1,1,2,2 -Tetrachloroethane <br />1.17 <br />0.050 <br />1.00 <br />117 <br />55-150 <br />0.07 <br />30 <br />Tetrachloroethcne <br />0.980 <br />0.050 <br />1.00 <br />98 <br />70-140 <br />0.4 <br />25 <br />Toluene <br />1.06 <br />0.050 <br />1.00 <br />106 <br />75-135 <br />0.7 <br />25 <br />123-Trichlorobenzene <br />1.10 <br />0.050 <br />1.00 <br />110 <br />65-150 <br />1 <br />25 <br />1,2,4-Tnchlorobenzene <br />1.08 <br />0.050 <br />1.00 <br />108 <br />60-140 <br />1 <br />25 <br />1,1,1 -Trichloroethane <br />1.02 <br />0.050 <br />1.00 <br />102 <br />70-130 <br />2 <br />25 <br />1,1,2 -Trichloroethane <br />1.11 <br />0.050 <br />1.00 <br />111 <br />70-150 <br />2 <br />25 <br />Trichloroethene <br />1.04 <br />0.050 <br />1.00 <br />104 <br />75-145 <br />0.1 <br />30 <br />Trichlorofluoromethane <br />0.998 <br />0.10 <br />1.00 <br />100 <br />45-140 <br />0.09 <br />40 <br />1,2,3-Trichloropropane <br />1.16 <br />0.050 <br />1.00 <br />116 <br />65-145 <br />1 <br />35 <br />1,2,4-Ttimethylbcnzene <br />1.09 <br />0.050 <br />1.00 <br />109 <br />70-150 <br />2 <br />30 <br />1,3,5-Trimethylbenzene <br />1.12 <br />0.050 <br />1.00 <br />112 <br />70-150 <br />2 <br />30 <br />Vinyl chloride <br />0.362 <br />0.050 <br />1.00 <br />36 <br />10-150 <br />14 <br />40 <br />}Cylenes (total) <br />3.19 <br />0.050 <br />3.00 <br />106 <br />75-145 <br />0.3 <br />30 <br />TestAtnerica - Morgan Hill, CA <br />The results in this report apply to the samples analyzed in accordance with the chain of <br />custody document Unless otherwise stated, results are reported on a wet weight basis. <br />This analytical report must be reproduced in its entirety. <br />Page 11 of 17 <br />