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uc ENVIRONMENTAL <br /> ANALWICAL CHEMISTS <br /> March 18, 1993 QA/QC ID# 930308 8270-204A <br /> Toyota Town RE: Organic Analysis <br /> 2150 East Hammer Lane <br /> Stockton CA Extracted: March 8, 1993 <br /> Analyzed : March 8, 1993 <br /> FCL Environmental Quality Assurance Report <br /> EPA METHOD 8270 <br /> i <br /> CONC. ACCURACY PRECISION <br /> SPIKED % RECOVERED % DIFFERENCE <br /> CONSTITUENT mg/kg MS MSD AR RPD MAV. <br /> Acenaphthene 75:0 87 84 18-110 3.0 50.0 <br /> 1,4-Dichlorobenzene 75.0 83 80 D-112 4.0 50.0 <br /> Di-n-butylphthalate 75.0 64 69 1=118 8.0 50.0 <br /> 2,4-Dinitrotoluene 75.0 99 100 7-118 1 .0 50.0 <br /> N-Nitrosodi-N-propylamine 75.0 30 41 D-108 31 .0 50.0 <br /> Pyrene 75.0 80 fig 21-119 15.0 50.0 <br /> 1,2,4-Trichlorbenzene 75.0 90 94 D-122 4.0 50.0 <br /> 2-Chlorophenol 100.0 84 83 24-127 1 .0 50.0 <br /> Pentachlorophenol 100.0 53 68 D-140 25.0 50.0 <br /> Phenol 100.0 74 72 D-138 3.0 50.0 <br /> SURROGATES <br /> 2-Fluorobiphenyl 75.0 89 87 22-88 <br /> Nitrobenzene-d5 75.0 92 93 38-82 <br /> p-Terphenyl-d14 75.0 95 83 46-100 <br /> 2-Flucrophenol 100.0 76 75 • 17-97 <br /> Phenol-d6 100.0 73 72 15-98 <br /> 2,4,6-Tribromophenol 100.0 98 105 48-94 <br /> MS = Matrix Spike MSU = Matrix Spike.Uuplicate Matrix = Laboratory Blank Water <br /> AR = Acceptable Range RPO v Relative Percent Difference MAV = Maximum Acceptable Value <br /> FGL ENVIRONMENTAL <br /> T omas Bar nen, M.SJ'cer uality Assurance Of <br /> A. <br /> i� <br /> CorpWate Offices A Laboratory Wllce..b_Laboralory Field Office <br /> P.r).13ox 972/85"r:orpoaatrOn 31100 2500 Stagecoach Road Visalia Calif rria <br /> Santa Paula.CA, sit-0272 Stockton.CA 95215 TEL(71191 734.9147;1 <br /> TF.t;(}t11r_t r. <br />