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r <br /> March 12 , 1992 <br /> Sample Log 3998 <br /> Dave Vossler ` <br /> Gettler Ryan <br /> 2150 W Winton Ave . <br /> Hayward, CA 94545 <br /> Sub3ect: Analytical Results for 4 Soil Samples <br /> Identified as : Pro3ect # 7827 . 01 (Stockton) <br /> Received: 02/25/92 -- <br /> Dear <br /> 2/25/92- <br /> Dear Mr. Vossler: <br /> Analysis of the sample(s ) referenced above has been completed. <br /> 1 This report is written to confirm results communicated on <br /> March 12 , 1992 and describes procedures used to analyze the <br /> samples. <br /> Sample(s) were received in brass sleeves that were sealed with <br /> PTFE sheets and plastic endcaps . Each sample was transported <br /> and received under documented chain of custody and stored at <br /> 4 degrees C until analysis was performed. <br /> Sample(s) were analyzed using the following method(s ) : <br /> "BTEX" (EPA Method 8020/Purge-and-Trap) <br /> "TPH as Gasoline" (Modified EPA Method 8015/Purge-and-Trap) <br /> "TPH as Diesel ,Motor 011 ,Jet/Kerosene" (Mod. 8015/Extraction) <br /> "Metals by Atomic Absorption" (EPA Method 7000) <br /> "Oil and Grease" (ASTM Method 5520 E,F) <br /> "Semi-Volatile Organic Priority Pollutants" (EPA Method 8270 ) <br /> Please refer to the following table(s ) for summarized analytical <br /> results and contact us at 916-757-4650 if you have questions regarding <br /> procedures or results. The chain-of-custody document is enclosed. <br /> Approved by: <br /> 15�" <br /> Joel 4iff , <br /> Senio Chemi <br /> Weslem 6rvvonmenral <br /> Science 6 Technology <br /> 7045 Olrve Dave Surf,3 <br /> Davis CA 95676 _ <br /> _q76 753 9500 <br />