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Centrum (800) 798-9336 EPA 8270 Semivolatile Organics Client: CRC Environmental Date Sampled: 11/30/94 Project: Stockton Air Metro Date Received: 12/01/94 Job No.: 7427 Date Extracted: 12/02/94 Matrix: Soil Dates Analyzed: 12/08/94 Analyst: SD Batch Number: 827050139 Sample ID: Blank B2-5 B2-15 B3-5 B3-15 B5-15 Compound DL mg/Kg mg/Kg mg/Kg mg/Kg mg/K mg/Kg 2,6-Dinitrotoluene 0.099 ND ND ND ND ND ND Fluoranthene 0.033 ND ND ND ND ND ND Fluorene 0.033 ND ND ND ND ND ND Hexachlorobenzene 0.033 ND ND ND ND ND ND Hexachlorobutadiene 0.033 ND ND ND ND ND ND Hexachlorocyclopentadiene 1.6 ND ND ND ND ND ND Hexachloroethane 0.033 ND ND ND ND ND ND Indeno[1,2,3-c,d]pyrene 0.13 ND ND ND ND ND ND Isophorone 0.033 ND ND ND ND ND ND 2-Methylnaphthalene 0.033 ND ND ND ND ND ND 2-Methylphenol 0.16 ND ND ND ND ND ND 4-Methylphenol 0.16 ND ND ND ND ND ND N-Nitrosodi-n-propylamine 0.033 ND ND ND ND ND ND N-Nitrosodiphenylamine 0.033 ND ND ND ND ND ND Naphthalene 0.033 ND ND ND ND ND ND 2-Nitroaniline 0.099 ND ND ND ND ND ND 3-Nitroaniline 0.099 ND ND ND ND ND ND 4-Nitroaniline 0.33 ND ND ND ND ND ND Nitrobenzene 0.099 ND ND ND ND ND ND 2-Nitrophenol 0.13 ND ND ND ND ND ND 4-Nitrophenol 0.33 ND ND ND ND ND ND Pentachlorophenol 1.6 ND ND ND ND ND ND Phenanthrene 0.066 ND ND ND ND ND ND Phenol 0.13 ND ND ND ND ND ND Pyrene 0.033 ND ND ND ND ND ND 1,2,4-Trichlorobenzene 0.033 ND ND ND ND ND ND 2,4,5-Trichlorophenol 0.2 ND ND ND ND ND ND 2,4,6-Trichloro henol 0.33 ND ND ND ND ND ND Surrogates Limits in Percent Recovery Sample ID: Blank B2-5 1132-15 63-5 B3-15 B5-15 2-Fluorophenol (25- 121%) 106 114 110 111 101 110 Phenol-D5 (24- 113%) 89 93 89 89 82 86 Nitrobenzene-D5 (23- 120%) 99 52 51 81 47 52 2-Fluorobiphenyl (30- 115%) 100 57 53 55 51 54 2,4,6-Tribromophenol (19- 122%) 84 86 94 77 64 69 -Ter hen I-D14 18- 137% 108 63 59 58 56 58 Page 22 of 29 ®P nWon R—kd NS ,