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ENVIRONMENTAL <br /> Analytical Chemists <br /> September 6, 1994 LAB No. STK 434379-3 <br /> Manuel Sanchez - RE, Organic Analysis <br /> 1633 West Walnut Matrix: Lab Blank Water <br /> Stockton , CA 95203 <br /> Sampling Site: Walts Refrigeration <br /> Sample Description: MW-1 BB Sampled : August 25, 1994 <br /> Sampled by : Don Light Received : August 29, 1994 <br /> Container : VOA Extracted N/A <br /> Preservatives: HCI or NaHSO4 pH < 2 Analyzed August 31, 1994 <br /> QA/QC ID# STK94083100L <br /> BTEX KETHOD EPA 8020 <br /> SAMPLE SAMPLE LAB BLANK <br /> CONSTITUENT DLR RESULTS DLR RESULTS <br /> ug/L ug/L ug/L ug/L <br /> Benzene 0.3 0 8 0 3 NO <br /> Ethyl Benzene 0 3 1 . 1 0.3 ND <br /> Toluene 0.3 ND 0 3 ND <br /> Xylene 0 3 0.7 0.3 ND <br /> SAMPLE LAB BLANK <br /> SURROGATES AR % REC. AR % REC <br /> BFB 70-130 116 - 75-125 100 <br /> DLR Detection Limit for Reporting Purposes. MCL Maximum Contaminant Levet (--- indicates none determined ) <br /> ug/L Micrograms Per LttOr (ppb) NO Not Detected at or above the DLR AR - Acceptable Range <br /> o 4 DLR adjusted because of dilutions, concentrations, or limited sample <br /> See attached report for QA/QC data. If you have any questions, please call , <br /> FGL ENVIRONMENTAL <br /> Tom M. Bartanen, M.S <br /> Laboratory Director <br /> TMB•yys <br /> oww to omm a Laboratory Otdoe a laboratory field Office <br /> 00 sox R721653 Comoratlon Street 2500 sta"Coach wtaad vt9ai,s,CA <br />