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4 <br /> Sherwood.' ,�..� :. NL51 Labs �:; ,`is sirs;_1 r� <br /> `� ;`���'"` �`"'F' '"� 8071 NORTH LANDER AVENUE <br /> C 0 R P 0 R A T 1 0 N P.D. BOX 937 <br /> n" '�-� ; F''} '� HILMAR,CALIFORNIA 95324 <br /> i <br /> Volatile Analyses Nancy Biedenweg, Lab Director <br /> Client: Hunter&Associates Date Received: 09108197 f_! <br /> 2220 Loma Vista Drive Date Started: : 09/10/97 <br /> Sacramento, CA 95828, Data Complete: . 09/15197 <br /> ATTN: Bill Hunter <br /> Lab Re ort#: H7090836 -.. Lab Sample#s: PH709063 -636 <br /> Linearity Check: <br /> -BTEX,Benzene, 0.9999 TPH.Gasoline 0.9996 <br /> Toluene n 0.9999 TPH Diesel 0.9978' <br /> Ethyl Benzene 0.9998 Motor Oil 0.9966 <br /> Xylenes 0.9993 o- TRPH (418:1) NIA <br /> MTBE NIA <br /> Std % Repeatability MTBE - Benzene Toluene Eth Benz Xylenes <br /> BTEX.- NIA 95 100 104 106 <br /> TPH Gasoline 110 TPH Diesel 104 <br /> TRPH (418.1) NIA TPH Motor Oil 107 <br /> Matrix Spike Recoveries MS MSD RPD <br /> MTBE NIA NIA NIA <br /> BTEX Benzene 90.0 94.0 . 4.0 <br /> Toluene 97.0' 99.0 2.0 <br /> Ethyl Benzene 104.0 105.0 1.0 <br /> Xylenes 101.0 104.0 3.0 <br /> i TPH Gasoline 89.0 107.0 _ 18.0 <br /> TPH Diesel 92 87 6.0 <br /> TRPH. _ 418.1 NIA <br /> Method Blank MTBE Benzene Toluene Eth Benz Xylenes <br /> BTEx N/A <.3 <.3 <.3 <.3 <br /> TPH Gasoline .<50 TPH DiesellMO <50 TRPH(418.1) NIA <br /> Lab Control Sample% Recovery EPA Performance Acceptance Range <br /> BTEX Benzene 87 54.9 - 141.0 <br /> Toluene 93 <br /> 68.7.- 127.0 <br /> Ethyl Benz 98 70.6 - 130.0 <br /> Xylenes 99 69.3 138.0 <br /> TPH Gasoline 125 65.2 - 146.0 <br /> L-� TPH Diesel 67 34.6 - 117.0 <br /> C) TRPH (418.1) NIA NIA <br />!I <br /> OFFICE: (209) 667-5258 . FAX: (209) 667-2581 . BBS: (209) 667-4119 <br /> t. � <br />