PCDD/PCDF analysis results, Jan 2002

NYC 9/11 Public Portal Document

Page No, 5 Listing of SO2O226B.dhf 01/16/2002 Matched GC Peaks / Ratio / Ret. Time

-'ound/ OC.Log Omit >/hy ..FT. OK Ratio Total.Area/Ht Area/Ht.Peakl AreaZHt.Peak2 Rel.RT Compound.NameID.. Flags.

A±)Ove : HpCDD / Ccca-CDD and CDF Follows

OCDF 0.76-J.02 0.904-1.096 442-444 DC ML Height 0.13 0.06 0. 07 DC 37:29 0 . 82 0.38 0.897 DC SN 38:01 RO 0.52 0.76 0.910 DC SN 38:32 RO 4.50 0.19 0.92 3 DC SN 39:18 BO 0.61 0,30 0.941 DC SN 39:28 RO 1.64 0.26 0.945 DC SN 39:35 RO 1. 67 0.11 0.948 DC 5N 39:42 RO 0.67 0.21 0. 951 DC SN 41:38 RO 0.14 0.13 0,997 DC SN 41:45 RO 1.94 0.30 1,000 DC SN 41:58 RO 0.36 0.64 1.005 DC SN 42:47 RO 0.53 0.34 1.024 DC SN 43:02 RO 1.88 0.30 1.03 0 DC SN 43:41 RO 1.75 0.15 1.046 DC SNI 43:44 RO 1.14 0.13 1.047 442'444 0 Peaks 0.00

OCDD 0.76-1.02 0.904'1.096 458'460 DC ML Height 0.14 0.07 0.07 DC SN 41:48 RO> 1.69 0.98 1.001 OCDD AM DC SN 42:04 RO 3.25 0.08 1.007 DC SMr 42:13 RO 0.44 0.08 1.011 458'460 0 Peaks 0.00

13C12-OCDD 0.76-1.02 0.996-1.004 -70-472 DC NL Height 0.20 0.11 0.09 41:46 0.85 1,071.04 493.18 577.86 1.000 13C12-OCDD rs8 Height 234 .47 107.43 127.04 *'•0-472 1 Peak 1.071.04

Column Description “Why' Code Description QC Log Desc

M_Z -Nominal Ion Mase/es) WL-Below Retention Time Window A-Peak Added ..RT. -Retention Time <mn:ss) WH-Above Retention Time Window K-Pe«k Kept Rat.i -Ratio of M/M*2 ions SN-Below signal to Noise Level D-Peak Deleted OK -ROsRatio Outside Limits <M-Below Method Detection Limit T-Time Changed Rei.RT-Relative Retention Time NL-Channel Specific Noise Level M-Peak Area Changed N-Name changed X-Ether Interference End of Report

Triangle Laboratories, Inc.® 801 Capitola Drive • Durham, North Carolina 27713 Printed: 20:54 01/16/2002 Phone: (919) 544-5729 • Fax: (919) 544-5491 48

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