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Sequoia <br /> 404N CA lane <br /> Walnut Creek CA 94598 <br /> 4 a) (925)988-9600 <br /> �,,,� Analytical FAXequoalabsc73 <br /> www sequolalabs Com <br /> 0 <br /> Gettler Ryan, Inc -Dublin Project Chevron <br /> 6747 Sierra Court Suite J Project Number Chevron# 9-2033 Reported <br /> Dublin CA,94568 Project Manager Deanna L Harding 04-Sep-01 11 14 <br /> Semivolatile Organic Compounds by EPA Method 8270C - Quality Control <br /> Sequoia Analytical - Walnut Creek <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch 1H22007 - EPA 3510B Sep Funnel <br /> LCS(IH22007-BS2) Prepared 27-Aug-01 Analyzed 29-Aug-01 <br /> Acenaphthene 820 5 0 ug/l 100 820 46-118 <br /> 4-Chloro-3-methylphenol 119 5 0 150 793 23-97 <br /> 2-Chlorophenol 110 50 150 73 3 27-123 <br /> 1,4-Dichlorobenzene 722 10 100 722 36-97 <br /> 2,4-Dmitrotoluene 800 10 " 100 goo 24-96 <br /> 4-Nitrophenol 338 10 150 225 10-80 <br /> N-Nitrosodi-n-propylamine 963 S 0 100 963 41-116 <br /> Pentachlorophenol 128 10 150 853 9-103 <br /> Phenol 504 5 0 150 336 12-110 <br /> Pyrene 96 1 50 100 961 26-127 <br /> 1,2 4-Trichlorobenzene 76 1 50 100 76 1 39-98 <br /> Surrogate 2-Fluorophenol 819 150 546 21-I10 <br /> -- --• <br /> Surrogate Phenol-d6 Sid 150 344 10-110 <br /> Surrogate Nitrobenzene-d5 868 100 868 35-114 <br /> Surrogate 2-Fluorobiphenyl 841 100 841 43-116 <br />- --Surrogate 2 4 6-Tribromophenol -- --157 - -- -' — _150_---- -105-10-123- <br /> Surrogate <br /> 105 10-123-Surrogate p-Terphenyl-d14 984 10o 984 33-141 <br /> LCS Dup(1H22007-BSD1) Prepared 22-Aug-01 Analyzed 28-Aug-01 <br /> Acenaphthene 875 so ugA 100 875 46-118 0 688 30 <br /> 4-Chloro-3-methy[phenol 124 50 150 827 23-97 163 30 <br /> 2-Chlorophenol 108 50 ISO 720 27-123 0 930 30 <br /> 1,4-Dichlorobenzene 657 10 100 657 36-97 1 69 30 <br /> 2,4-Dinitrotoluene 799 10 100 799 24-96 1 74 30 <br /> 4-Nitrophenol 380 10 150 253 10-80 966 30 <br /> N-Nitrosodi-n-propylamine 101 50 100 10I 41-116 000 30 <br /> Pentachlorophenol 107 10 I50 713 9-103 736 30 <br /> Phenol 482 50 150 32 1 12-110 402 30 <br /> Pyrene - - - - - -- - - -- 107 -- 50 - 100 - - 107 26-127 545 -30 - - — <br /> 1,2,4-Trichlorobenzene 747 50 100 747 39-98 203 30 <br /> Surrogate 2-Fluorophenol 718 150 479 21-110 <br /> Surrogate Phenol-d6 458 150 305 10-110 <br /> Surrogate Nitrobenzene-d5 849 100 849 35-114 <br /> Surrogate 2-Fluorobtphenyl 865 100 865 43-116 <br /> Surrogate 14 6-Tribromophenol 145 150 96 7 10-113 <br /> Sequoia Analytical- Walnut Creek The results in this report apply to the samples analyzed in accordance with the chat <br /> custody document This analytical report must be reproduced in its entir <br /> le <br /> Page 23 of 26 <br />