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OP/08/2002 14 46 2094671118 AGE STOCKTON PAGE 08 <br /> 110 Ind Ave South,#D7,Pacheco,CA 94553-5560 <br /> eCA1VIPBELL ANALYTICAL INC Telephone 925 798-1620 Fax 925-798-1622 <br /> h //www mecam belt com E-mail main@,mecampbell com <br /> • <br /> QC REPORT <br /> VOCs (EPA 8240/8260) <br /> i` <br /> Di ite `11/01101-11102J0 I — Extraction - EPA 5030 Matrix Water <br /> Concentrattgn ug/L /bRecove <br /> o ry <br /> Compound - ------ Amount RPD <br /> Sample— MS f4sn Spoked MS MSD <br /> S m IeID 102609 Instrument GC-10 <br /> Surrogate ND 990 100 0 10000 89 100 1 0 <br /> tart-Am I Methyl Ether N O 10 6 11 0 10 00 106 <br /> Methyl I e rt-Butyl Ether NO r 9 5- w 10 0 1000 95 100 51 , <br /> Ethyl to -Butyl Ether ; ND 105 110 1000 105 110 47 <br /> Di-isop pyl Ether ND 100 103 1000 100 103 $0 <br /> Surrog a ND 990 1000 10000 {� 99 100 10 <br /> Toluene ND 106 107 1000 106 107 09 <br /> . Benzen -� ND 106 110 1000 106 110 37 <br /> Chloro enzene_ j ND 108 108 1000 108 108 00 <br /> Tnchlor ethane I NO 88 91 1000 68 91 l 34 <br /> 1.1-Dir- loroethene <br /> NO 115 11 9 r 1000 115 119 `34 <br /> i <br /> I <br /> i <br /> I <br /> i <br /> r <br /> • (mss-s��1�) <br /> h Recovery= 100 <br /> i A+narr>,rSprked <br /> (MS—MSD) <br /> D (MS+MSD) 2100 <br /> II RPD means Relative Percent Dev{atton <br /> I <br />