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' 110 2nd Ave South,#D7,Pacheco,CA 94553-5560 <br /> MCCAWBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> htW//www.mccarWbell corn E-mail matn@mccampbell corn <br /> QC REPORT <br />' <br /> VOCs (EPA 8240/8260) <br />' Date 02/20/01-02121/01 Matrix Soil <br /> Extraction N/A <br /> — Concentratton ug/kg { %Recovery _ — <br /> Compound -- - - - i Amount - T I RPD <br /> ,Sample MS MSD L Spiked MS MSD <br /> -- <br /> SamplelD 22701 Instrument GC-4 <br /> Surrogate �T 0 000 950 930 10000 i 95 93 ' 21 <br /> tert-Amyl Methyl Ether 0 000 920 950, - 10000 I 92 95 32 <br /> Methyl tent-Butyl Ether 0 000 1010 1040 100 00 i 101 104 I1 29 <br /> Ethyl tent-Butyl Ether i 0 000 870 890 1 10000 87 89 2_3_j <br /> i 100 00 84 84 0 0 <br /> Di-isopropyl Ether 0 000 840 840�I � <br /> 1 — - --- - - � - — - <br /> Toluene ! 0 004 970 970 10000 ,� 97 97 i� 00 i <br /> Benzene 0-000-85-0- <br /> 000850 8-80-- <br /> 80 — 100 00 { 85 88-- 35 <br /> Chlarobenzene _ 0 000 91 0� 91 0 10000 91� 91 0 0 <br /> Trichloroethane — _ - 0 000 93 0 950 ; 10000 93 95 _ 21 `j <br /> 1,1-Dichloroethene 0 000 880 1000 10000 88 100 128 <br /> I <br /> I <br /> [MS—SamPle} <br /> Re covert'= Am._dji,ked 100 <br /> m <br /> [MS--MSD} <br />' RPD= 2100 <br /> [Ms+MSD} <br /> RPD means Relative Percent Deviation <br />