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r rr rr rr ■r r rr rr r rr rr r rr rr <br /> B C LABORATI <br /> QUALITY CONTROL REPORT <br /> LABORATORIES (Precision 8 Accuracy) <br /> METHOD 5030/8020/8015M <br /> KLEINFELDER Date of Report 09/28/95 <br /> 2585 EAST MYRTLE STREET Sample Matrix SOIL <br /> STOCKTON, CA 95206 <br /> Samples Affected 95-10620-11, 95-10620-12, 95-10620-28, 95-10620-32 - 95-10620-34 <br /> MS I MSD I I I Precision, , Accuracy 1 <br /> I I QC , Sample I MS I MSD I Spike I Spike I ,Spike I Control I MS I MSD I Control I <br /> (Constituents Isample ID I Result I Result I Result I Level I Level IUm is IR P D I Limits 1% Rec 1% Rec I Limits I <br /> 18enzene 110620-28 1 < 0 005 0 120 I 0 116 1 0 133 1 0 133 Img/kg 1 3 1 101 90 1 87 1 80 1201 <br /> IToluene 110620 28 1 < 0 005 1 0 123 f 0 121 L 0 133 1 0 133 fmg/kg 1 2 1 10L_22 191 (- 80 1201 <br /> (Ethyl Benzene 110620-28T 1 < 0 005 1 0 126 1 0 126 I 0 133 1_ 0 133 Img/kg 1 0 1 101 95 1 95„ „1 80 - 1201 <br /> Wm-Xylenes 110620-28 1 < 0 005 1 0 254 0 254 I 0 267 1 0 267 1mg/kg 1 0 1 101 95 1 95 1 80 - 1201 <br /> lo-Xylene 10620-28 1 < 0 005 0 129 0 129 0 133 1 0 133 lmg/kg 1 0 1 101 97 1 97 1 80 - 1201 <br /> ITPH (gas) ILCSW I < 1 0 I 6 986 1 7 510 I 7 144 1 7 144 Img/L 1 7 151 98 1105 1 85 - 1151 <br /> (Surrogate 110620-11 1 - 1 1 1 I - -1 _ -____ I - I 1103 1 1 70 - 1301 <br /> Isurrogate _ 110620-12 1 I , I 1 1 1 1106 1^ �1 _1 <br /> ISurrogate 110620-28 I 1 I 1 I 1- -1 -1 -- 1102 1 - 1 I <br /> ISurrogate 110620-32 1 1 I I 1 I ! 1 1 99 1 1 I <br /> ISurrogate 10620-33 1 1 I 1 I I I 1 1104 1 1 <br /> ISurrogate 110620-34 1 1 I I I I I I 1107 1 <br /> i <br /> I <br /> MS = Matrix Spike, MSD = Matrix Spike Duplicate, RPD = Relative Percent Difference <br /> dualit C tr Officer <br /> in'thon Bonanno <br /> 4 100 Arias C1t Baker-,field (-A 33' 100 (1305)327 491 1 FAX[B05)327-1 91 8 <br />