NYC-WTC_000195996

NYC 9/11 Public Portal Document

Page Mo. 2 Listing of p020113B.dbf 01/17/2002 Matched GC Peaks / Ratio / Ret. Time

Coct^ound/ W.l..., QC.Log Omit Why ..RT. OK Ratio Total.Area/Ht Area/Ht.Peakl Area/Ht.PeAk2 Rel.W CoR^ound.Name.. ID.. Flags.

DC WL 21:54 0.75 5.38 0.945 23:11 0,76 58! .f.' 253.67 311.94 I.000 13C12-237B«TCDP ISO Height 131.02 57.27 73.76 23:50 RO> 0.60 4.09 1.78 2.9S 1.028 DC WH 25:19 RO> 0.97 2.83 1.092 316-318 2 Peaks 589.70

Abov«; TCDF Z TCDO Follows

13C12-TCDD 0.65-0.89 0.908-1.092 332-334 DC NL Height 0.32 0.22 0.10 21:43 0.80 3BX.74 169.72 212.02 1.000 13C12-2378-TCDD I SI Height 80.78 35.84 44.94 N 21:58 0.81 452.76 202.31 250.45 1.012 13C12-1234-TCDD RSI 332-334 2 Peaks B34.50

Coluim Dsseription ■Why” Cods Dsseription QC Log Dssc

M_Z -Nominal Ion Mass(es) WL-B«low Retention Time Window A-Peak Added ..RT. -Retention Tine (nm:ss) WH-Above Retention Time Window K-Pcak Kept Rat.l -Ratio of M/M+2 Ions SN-Below Signal to Noise Level D-Peak Deleted OX -ROaRsCio Outside Limits <M-Below Method Detection Limit T-Tims Changed Rsl.RT-Rslstlvs Rstsntios Tints NL-Chaanel Sped tic Noise Level M”*Peak Area 'Changed N-Nans Changed X-Ether Interference End of Rsport

Triangle Laboratories, Inc.O 801 Capitola Drive • Durham, North Carolina 27713 Printed: 02:20 01/17/2002 Phone: (919) 544-5729 • Fax: (919) 544-5491 343

CITY_21MC100_003114116

NYC-WTC_000195997