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4 <br /> 1.101 A ANALYTICAL <br /> 6D Chesdpeake Drive • Redwood CitY,C <br /> A 94063 <br /> (415)3F4-9600 ' FAX(415):364-9233 <br /> lop <br /> rope—it nt project 1D:W0309, Gardner P <br /> horn'o� <br /> Waterwor% <br /> 1710 Man Street Reported Nov 14, 1991 <br /> „Escalcri,CA 95320UC Sample Group i 105546 48. <br /> ,:Attention: <br /> QUALITY CONTF;OL DATA REPORT <br /> Ethyl- <br /> ANALYTfiBenzene X enes <br /> Benzene Toluen© <br /> EPA 2020 EPA 2020 <br /> EPA 8020 EPA 2020 ft.Kalsna <br /> Method: R,}{algne R.FSalsne <br /> Analyst: R.Halsne PPM ppm <br /> PPM <br /> Reporting Units: ppm Nov a. 1991 Nov e, 1991 Nov 8, 1991 <br /> Date Analyzed: Nov 8' 1991 Matrix Blank Matrix Blank <br /> QC Sample Matrix#: <br /> atrix Blank Matrix Blank <br /> N.D. N.D. <br /> N.D. N.D. <br /> Sample Conc.: <br /> Spike Conc. 0.40 0.40 <br /> 0.40 1.2 <br /> + Added: <br /> Conc.Matrix0 45 0.37 <br /> 0.30 1.0 <br /> Spike: <br /> Matrix Spike 92 75 83 <br /> %Recovery: 112 <br /> Conc.Matrix0 45 0.35 <br /> p.30 1.0 <br /> Spike Dup.: <br /> Matrix Spike 75 <br /> Duplicate 112 95 <br /> 93 <br /> Recovery: <br /> Relative0.0 2.6 <br /> 0.0 0.0 <br /> %Difference: <br /> Conc.of M. Conc.01 >amplo x 100 <br /> SEQUOIA ANALYTICAL <br /> %Recovery: Spike Conc.Added <br /> c 100 <br /> FConc.of M.S.•Conc.of M.S.Q. <br /> (Conc.01 M.S. r Conc,c1 M.5.0.1 2 1 ip554b.WAT 43> <br /> a la Le� G� <br /> Relative%piRerence: <br /> oject Manager <br /> — e <br />