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2852 Alt-0 rvine.CA 92714 (7141261-1022 FAX(714)261-1228 <br /> 1014E Cooley Or..Swte A,Colton,CA 92324 (909)370-4667 FAX(9091370-10" <br /> --Del VlarAnal\,4ical 16525 Sherman Way.Suite C 1 1.Van Nuys,CA 9)406 (818)779-1844 FAX(818)779-1843 <br /> 2465 W. 12th St,Suite 1.Tempe.AI 65281 (602)968-8272 FAX(602)9681358 <br /> .. <br /> SO <br /> ................ <br /> . ............. <br /> ........ $ WPO RT,` <br /> . . ........ <br /> ........... <br /> EPA Method 8015/8020 <br /> Matrix: Water <br /> 4 <br /> Date: 01/29/97 <br /> Sample #: C7010857 <br /> q <br /> Batch #: GA29G12W <br /> Ei <br /> 11 <br /> RI <br /> Analy.LSs P <br /> e Ms MSD PRI PR2 RPO Mean PR Acceptance Limits <br /> ppb ppb ppb ppb % % % RPD Mean PR <br /> TPH 4.8 200 179 175 87 85 2.2 86 :S27 70- 115 <br /> Benzene 0 20 22 22 109 1090.048 109 :!S18 85-115 <br /> Toluene 0.029 20 .22 22 111 ill. 0.57 ill <10 85-118 <br /> Ethylbenzene 0 20 23 123 1 115 114. 10.57 <23 8 5) <br /> _j 114 �15 85-119 1 <br /> Xylenes 0,017 �60 70 170 117 j 1161 10.65 117!3 1 :- 1 2=4 <br /> Definition of Terms <br /> R1. . . . . . . . ... . . . . . . . . . . Result of Sample Analysis <br /> Sp. . . . . . . . . . . . . . . . . . . . Spike Concentration added to sample <br /> Ms. . . . . . . . . . . . . . . . . . . . Matrix Spike Result <br /> MSO. . . . . . . . . . . . . . . . . . . Matrix Spike Duplicate Result <br /> PR1. . . . . . . . . . . . . . . . . . . Percent Recovery of MS; ((MS-Rl)/SP) X 100 <br /> PR2. . . . . . . . . . . . . . . . . . . Percent Recovery of MSD; ((MSO-Rl)/SP) X 100 <br /> RPD. . . . . . . . . . . . . . . . . . . Relative Percent Difference; ((MS-MSD)/(MS+MSD)/2) X 100 <br /> Mean PR. . . . . . . . . . . . . . . Mean Percent Recovery <br /> Acceptance Limits . . . . . . Determined by in-house Control Chaits <br /> Del Mar Analytical <br /> 4 <br />