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12/04/91 13. 11 $415 822 5290 PRECISION LAB •-- INT' L TECHNOLOGY 004 <br /> Precision Analytical Laboratory, Inc. <br /> ' .rr <br /> ?r',.',r;; 1136 LAKESIDE DRIVE, RICHMOND, CA 91806 PHONE (5 10) 222.3002. FAX (510) 222-1251 <br /> CERTIFICATE OF ANALYSIS <br /> STATE LICENSE NO. E 750 <br /> Received: 11/27/91 <br /> Reported: 12/04/91 <br /> Attn: Sydney Mills Job # : 73059 <br /> I.T. Corporation <br /> I <br /> 4585 Pacheco Boulevard <br /> Martinez, CA 94553 <br /> Project: B.P. - March Lane <br /> Matrix: Soil <br /> ACID & BASE/NEUTRAL EXTRACTABLES <br /> EPA Method 8270 - Low Level <br /> mg/Kg <br /> Lab ID: 73059-5 <br /> Client ID:_ 1126915S5 <br /> LIMIT <br /> ACID COMPOUNDS CONCENTRATION OF DETECTION <br /> Phenol ND<0. 08 0. 08 <br /> 2-chlorophenol ND<O.06 0. 06 <br /> 2-methyl phenol (cresol) ND<0. 09 0. 09 <br /> 4-methyl phenol (cresol) ND<0. 10 0. 10 <br /> 2-nitrophenol ND<0. 06 0 . 06 <br /> 2 , 4-dimethylphenol ND<O. 10 0. 10 <br /> 2 , 4-dichlorophenol ND<O. 10 0. 10 <br /> 4-chloro-3-methylphenol ND<0. 10 0 . 10 <br /> 2 ,4 , 5-trichlorophenol ND<0. 07 0. 07 <br /> 2 , 4, 6-trichlorophenol ND<0. 08 0. 08 <br /> 2 , 4-dinitrophenol ND<0. 40 0 . 40 <br /> 4-nitrophenol ND<0. 10 0. 10 <br /> 2-methyl-4, 6-dinitrophenol ND<0. 10 0. 10 <br /> Pentachlorophenol ND<0 . 30 0. 30 <br /> RASE/NEUTRAL COMPOUNDS <br /> N-nitrosodimethylamine ND<0. 10 0. 10 <br /> Bis(2-chloroethyl) ether ND<0. 04 0. 04 <br /> 1, 3-dichlorobenzene ND<0. 50 0. 50 <br /> 1, 4-dichlorobenzene ND<0. 50 0. 50 <br /> 1, 2-dichlorobenzene ND<0. 40 0. 40 <br /> Bis-(2-chloroisopropyl) ether ND<0.20 0. 20 <br /> ND = Not detected at or above limit of detection. <br /> 4 <br /> aime how <br /> LaKoratory Director Page 1 of 3 JC/td <br /> OUTSTANDING QUALITY AND SERVICE <br /> CALIFORNIA STATE CERTIFIED LABORATORY <br />