Laserfiche WebLink
H C LABORATORIES <br /> LABORATORIES QUALITY CONTROL REPORT <br /> (Precision & Accuracy) <br /> METHOD 5030/8020/8025M TPH GAS <br /> ATC ASSOCIATES Date of Report 12/17/98 <br /> 1260 GRAPHICS DRIVE Sample Matrix Soil <br /> MODESTO CA 95351 <br /> DREW VAN ALLEN <br /> I <br /> Samples Affected 98-13359-22 98-13359 23 <br /> MS MSD I Precision) I Accuracy <br /> Sample MS MSD Spike I <br /> Spike II • <br /> ISpike � Control � MS � MSD I Control <br /> IlConstituents IQC Sample 1D Result Result Result I Level Level jUnits IR P D Limits 1W Rec 1% Rec Limits <br /> 1 <br /> 11Benzene 13551-2 < 5 51 52 50 50 1pqlkq 2 10 103 1105 1 60 - 12011 <br /> IlToluene 13551-2 < 5 50 51 50 50 I pcjjkq2 10 100 1103 80 12011 <br /> IIEth 1 Benzene 13551-2 < 5 53 55 50 50 1pqlkq 1 3 1 10 107 1110 80 - 12011 <br /> 11 &m Xylenes 113551 2 < 5 99 102 100 1 100 jjAq1kq 1 3 1 101 99 1102 80 - 12011 <br /> Ilo-X lene 13551-2 < 10 47 50 50 50 p2/kcj 1 5 10 95 99 80 - 12011 <br /> IlTotal Petroleum I I I I I I 1 I 1 1 I I 11 <br /> 11 Hydrocarbons (gas) IOPW 1 < 50 1 991 1 951980 <br /> I I 980 1u9/L 1 1 1 16l 96 197 I 85 - 11511 <br /> MS = Matrix Spike MSD = Matrix Spike Duplicate RPD = Relative Percent Difference <br /> Quality for6t of Officer <br /> I <br /> 0 onanno <br /> i <br /> 4100- Atlas Ct, Baker-shi--Ic1 CA 9330e [B05]327 491 1 FAX[any] -7327 1 91 <br />