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TCDD/TCDF analysis results, Jan 2002

Machine-extracted title · confidence 95%

Laboratory report detailing TCDD and TCDF analysis results for a wipe sample from the NYC WTC area.

NYC-WTC_000186298–000186305
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Scanned page image, NYC-WTC_000186300
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OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Page No. 2 Listing of P020051B.dbf 01/10/2002 Matched OC Peaks / Ratio / Ret. Time I Compound/ M_2.... QC.Log omit Why ..RT. OK Ratio Total.Area/Hc Area/Ht.Peakl Area/Ht.Peak! Rel.RT Compound.Name. . ID.. Flags.

DC WL 20:58 RO) 0.99 2.11 0.903 DC WL 21:26 RO> 0.90 0.73 0.923 DC WL 21:41 0.69 2.36 0.934 DC WL 21:53 ROI 1.62 0.37 0.943 23:13 0.79 542.50 23B.64 303.86 1.000 13C12-2378-TCDF ISO Height 124.49 56.01 66.<8 DC SN[ 23:28 ROI 0.16 0.14 1.011 23:53 0.75 8.37 3.60 4.77 1.029 DC WHi 25:31 BOI 1.45 0.19 1.099 316-318 2 Peaks 550.87

Abova; TCDF / TCDD Follow*

13C12-TCDD 0.65-0.89 0.SO8-1.O92 332-334 DC NL Height 0.29 0.22 0.07 21:43 0.79 370.30 163.86 206.44 1.000 13C12-237e-TCDD ISl Height 83.81 37.49 46.32 22:00 0.80 505.86 225.22 280.64 1.013 13C12-1234-TCDD RSI 332-334 2 Peaks 876.16

Collum Deacrlption ‘Why* Coda Oaacrlpcion QC Log Daec

K_z -Noninal Ion HassCesI WL-Bclow Retention Tine Window A-Peak Added ..RT. -Retention Tine (nm:ss) WH-Abova Retention Tine Window X-Pea)c Kept Rat.l -Ratio of M/M*2 Iona SN-Below signal to Noise Level D-peak Deleted OK -RO.Ratio Oucaida Llnlcs <M-Below Method Detaeclon Limit T-Tlne Changed lei.RT-Ralatlve Fatenclon Tine NL-Channel Specific Noise Level M-Peak Area Changed N-Kaaa Changed X-Ether Interference ••• End of Report

Triangle Laboratories, Inc.® 801 Capitola Drive • Durham, North Carolina 27713 Printed; 05:51 01/10/2002 Phone: (919) 544-5729 • Fax: (919) 544-5491 117

CITY_21MC100_003110304

NYC-WTC_000186300

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NYC-WTC_000186300Source: NYC Law Department, mirrored locally

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