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PCDD/PCDF analysis results, Jan 2002

Machine-extracted title · confidence 95%

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

NYC-WTC_000186346–000186378
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Scanned page image, NYC-WTC_000186351
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NYC 9/11 Public Portal Document

Page No. 3 Listing of S020234B.dbf 01/17/2002 Matched GC Peaks / Ratio / Rec. Time

'-pound/ ,.. QC.Log Omit Why ..RT. OK Ratio Total.Area/Ht Area/Kt.Peakl Area/Ht.?eak2 Rei.RT Compound.Name., ID,, Flags.

32:10 1.40 18.-.9 10.79 7.70 1.053 352-354 7 Peaks 4.3 lA , -i

Above: PeCDF / PeCDD Follows

PeCDD 1.32-1.78 0.940-1.021 356-358 DC ML Height 0.21 0.11 0,10 29:49 1.58 112.08 68.64 43 . 44 0.945 DC SN 30:03 RO 0.87 0.21 0.952 DC SN 30:10 RO 3.89 0.23 0.956 3O-.16 1,35 6.6S 3.82 2.83 0.959 J 30:31 1.65 59.05 36.74 22.31 0.967 30:39 RO 1.12 7.22 4.39 3.93 0.971 J 30:50 1.64 32.34 20.07 32.27 0.977 M 31:04 RO 1.15 8.26 5.02 4.37 0.985 J 31:16 1.52 26.82 16.16 10.66 0.991 J 31:24 RO 1.03 6.96 4.23 4.09 0,995 J M 31:34 RO 0.92 4.47 2.72 2.97 1.001 12378-PeCDD AN J 31:42 1.3B 3.05 1.77 1.28 1.005 J 32:02 RO 1.19 4.34 2.02 1.70 1.015 J 356-358 11 Peaks 271.24

13C12-PeCDD 1.32-1.7B 0.873-1.127 368-370 DC NL Height 0.36 0.31 0.05 30:31 RO 3.31 3.34 4.33 '1.31 0.967 30:38 1.49 6.76 4.05 2.71 0.971 30:50 RO) 2.38 2.65 2,48 1.04 0.977 31:16 RO) 2.15 3.62 3.05 1.42 0.991 31:33 1.46 1.349.07 800.34 548.73 1.000 13C12-PeCDD 123 IS3 Height 438.39 260.37 178.02 □8-370 5 Peaks 1,365.44

Above: PeCDD / HxCDF Follows

HxCDF 1.05-1.43 0.964-1.045 374-376 DC NL Height 0.35 0.18 0.17 32:59 1.31 4.60 2.61 1.99 0.969 J 33:00 1.25 25.16 13.97 11.19 0,974 J D d SN 33:18 1.31 1.78 0.978 33:25 1.14 4.35 2.32 2.03 0.982 J 33:34 1.14 10.56 5.62 4.94 0.986 J DC SN 33:41 RO 0.61 0.34 0,990 DC SN 33:46 1.33 0.21 0.992 33:57 1.24 27.04 14.98 12.06 0.998 123478-HxCDF AN J 34:03 1.23 12.38 6.82 5.56 1.000 123678-HxCDF AN J D d SN 34:09 1.21 2.68 1.003 34:20 1.33 6.19 3.53 2.66 1.009 J 34:32 1.16 16.22 8.72 7.50 1.015 23467B-HXCDF AN J DC SN 34:53 RO S.83 0.27 1.025 DC SN 35:03 RO 0.13 0.38 1.030 DC SN 35:04 RO 0.58 0.40 1.030 DC SN 35:08 RO B.57 0.16 1.032

Triangle Laboratories, Inc.® 801 Capitola Drive • Durham, North Carolina 27713 Printed: 13:45 01/17/2002 Phone: (919) 544-5729 • Fax; (919) 544-5491 112

CITY_21MC100_003110490

NYC-WTC_000186351

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NYC-WTC_000186351Source: NYC Law Department, mirrored locally

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