Laserfiche WebLink
C H ROMALAB, INC. Submission #: 1999-12-0377 <br /> Environmental Services(SDB) <br /> To: CH2M Hill-Oakland Test Method: 8020 <br /> 8015M <br /> Attn: Keith Sheets Prep Method: 5030 <br /> Batch QC Report <br /> Gas/BTEX <br /> Laboratory Control Spike(LCSILCSD) Water QC Batch#1999112128-01.05 <br /> LCS: 1999112128-01.05-002 Extracted: 12/28/1999 13:35 , Analyzed: 12/28/1999 13:35 <br /> LCSD: 1999/12/28-01.05-003 Extracted: 12128/199914:07 Analyzed: 12/281199914:07 <br /> f <br /> Compound Conc. [ug/L] Exp.Conc. [ug/L] Recovery[%IRPD Ctrl. Limits[%] Flags <br /> LCS LCSD LCS LCSD LCS LCSD I [%J Recovery RPD LCS LCSD <br /> Gasoline 551 485 500 500 110.2 97.01 12.7 75-125 20 <br /> r Benzene 106 97.4 100.0 100.0 106.0 97.4 8.5 77-123 20 <br /> j. Toluene 95.2 85.2 100.0 100.0 95.2 85.2 11.1 78-122 20 <br /> Ethyl benzene 88.0 77.7 100.0 100.0 88.0 77.7 12.4 70-130 20 <br /> Xylene(s) 257 232 300 300 85.7 77.3 10.3 75-125 20 <br /> Surrogate{s} <br /> Trifluorotoluene 478 423 500 500 95.6 84.6 58-124 <br /> 4-Bromofluorobenzene-FI 418 414 500 500 83.6 82.8 50-150 <br /> I <br /> } <br /> 1220 Quarry Lane`Pleasanton,CA 94566-4756 <br /> Telephone:(925)4841919`Facsimile:(925)484-1096 <br /> t Printed on:01/03/2000 15:10 Page 18 of 20 <br />