Laserfiche WebLink
STL Chro <br /> maLab Submission #: 2001.09-0214 <br /> Environmental Services (CA 1094) <br /> ` To: Wright Environmental Services Inc Test Method: 8021 B <br /> Attn: Scott Cragin Prep Method: 5030 <br /> Batch QC Report <br /> Gas/BTEX by 8015M/8021 <br /> Laboratory Control Spike (LCS/LCSD) Water QC Batch#2001/09/13-01.02 <br /> LCS: 2001/09/13-01.02-037 Extracted: 09/13/200111:36 Analyzed 09/13/200111:36 <br /> LCSD: 2001/09/13-01.02-005 Extracted: 09/13/200109:27 Analyzed 09/13/200109:27 <br /> �i <br /> Compound Conc. P[ug/L] Exp.Conc. [ug/L] Recovery[%] RPD Ctrl.Limits[%] Flags <br /> LCS LCSD LCS LCSD LCS I LCSD [%] Recovery RPD LCS LCSD <br /> Benzene 92.8 89.6 100.0 100.0 92.8 89.6 3.5 77-123 20 <br /> Toluene 94.0 90.7 100.0 100.0 94.0 90.7 3.6 78-122 20 <br /> Ethyl benzene 94.2 90.8 100.0 100.0 94.2 90.8 3.7 70-130 20 <br /> Xylene(s) 270 261 300 300 90.0 87.0 3.4 75-125 20 <br /> Surrogate(s) <br /> Trifluorotoluene 523 491 500 500 104.6 98.2 58-124 <br /> I{ <br /> iI <br /> ail <br /> ILII <br /> I� <br /> 'R <br /> i <br /> I� <br /> i( <br /> I! <br /> 1220 Quarry Lane`Pleasanton,CA 94566-4756 <br /> Telephone:(925)484-1919'Facsimile:(925)484-1096 <br /> Printed on:09/14/2001 12:16 1Page 7 of 8 <br />