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a. <br /> •id= <br /> is <br /> Superior Precision Analytical, Inc. <br /> !J 825 Arnold Drive, Suite 114 ■ Martinez, California 94553 ■ (510) 229-1512 /fax (5 10) 229-1526 <br /> C E R T I F I C A T E O F A N A L Y S I S <br /> ANALYSIS FOR TOTAL PETROLEUM HYDROCARBONS <br /> Page 2 of 2 <br /> QA/QC INFORMATION <br /> SET: 87656 <br /> i <br /> NA = ANALYSIS NOT REQUESTED <br /> ND = ANALYSIS NOT DETECTED ABOVE QUANTITATION LIMIT <br /> mg/kg = parts per million (ppm) APR ® J 1oig3 <br /> �fVViRONIV EI' IAL HEAL-1 <br /> r. <br /> OIL AND GREASE ANALYSIS By Standard Methods Method 5520F: PERM IT/SJErVICES <br /> Minimum Detection Limit in Soil : 50mg/kg <br /> Modified EPA SW-846 Method 8015 for Extractable Hydrocarbons : <br /> Minimum Quantitation Limit for Diesel in Soil : 10mg/kg <br /> EPA SW-846 Method 8015/5030 Total Purgable Petroleum Hydrocarbons : <br /> Minimum Quantitation Limit for Gasoline in Soil : lmg/kg <br /> EPA SW-846 Method 8020/BTXE <br /> Minimum Quantitation Limit in Soil : 0 . 003mg/kg <br /> ANALYTE MS/MSD RECOVERY RPD CONTROL LIMIT <br /> --------------- --------------- --- ------------- <br /> Gasoline: 91/90 101 70-130 <br /> Benzene : 95/97 20 70-130 <br /> Toluene : 104/104 Oo 70-130 G <br /> Ethyl Benzene : 108/107 106 70-130 { <br /> Xylenes : 106/105 10 70-130 E <br /> 1. <br /> Richard Srna, Ph.D. _ <br /> Laboratory Direc-d_4r O J ' <br /> Certified Laboratories <br />