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GCMS analysis results, sample AE01139, 2,4-DDD, Feb 2002

Machine-extracted title · confidence 92%

Gas chromatography-mass spectrometry analysis report for sample AE01139 detecting surrogate 2,4-DDD at 76 ug with MDL of 5.0, analyzed on 02/27/2002.

NYC-WTC_000003483–000003502

Folder label: “GCMS X 1/20/02 A 2/25/02”

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NYC 9/11 Public Portal Document

Data File : C:\MSDCHEM\l\5973N\02FEB25\01139 .D Vial: 5 Acq On : 25 Feb 2002 2:32 pm Operator: ‘ Sample : 508 scan Inst : Instrumen Mise : February 2 5, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\MSDCHEM\l-..\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L

Peak Number 13 1,2-Benzenedicarboxylic aci... Concentration Rank 10 R.T. EstConc Area Relative to ISTD R.T. 24.85 0.04 ug/L 21589 Phenanthrene-dl0 22.63 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 1,2-Benzenedicarboxylic acid, di... 278 C16H2204 000084-74-2 9 2 3,6-DIMETHYL-TRIAZOLO[4,3-B]-1,2... 149 C6H7N5 061139-71-7 5 3 3,6-Dimethyl-triazolo (4,3-b)(1,2...149 C6H7N5 000000-00-0 5 4 1,1-DIMETHYL-3-(4-PYRIDYL)-FORMA... 149 C8H11N3 017350-07-1 4 Abundance Scan 1902 (24.845 min): 01139.D (-) m/z 149.00 100.00% 149

5000 ...... l\........ 41 223 24.60 24.80 25.00 25.20 0 r'" i''" i"1' i'1" i" " i" " i" " i" " i" " i ■ ‘" i" " i'' " 'i" " i" i" " i ■ r'" r “111 m/z 150.00 11.11% n/z—> 30 40 50 60 70 80 90 100110120130140150160170180190200210220 Abundance #223248:1,2-Benzenedicarboxylic acid, dibutyl ester (CAS)... 149

5000 24.60 24.80 25.00 25.20 m/ z 41.10 10.25% 41 mriphun 56 65 76.... -TTIWTPPWTTIWWTRWTIWTIWTTTIWTWTTTTWTPITIT 104 ! 205 223 0 i1111 11' > 111 > i < j । < 11111 m/z—> 30 40 50 60 70 80 90 100110120130140150160170180190200210220 Abundance #44967: 3,6-DIMETHYL-TRIAZOLO[4,3-B]-1,2,4-TRIAZINE $$1,2... 149

24.60 24.80 25.00 25.20 5000 81 m/ Z 49.00 8.83%

41 53 I J N U 121 0 ■ i1"'I■"11' ‘ ■ 'i' ■■■i" ■111 ■1■i■1 ■c i1"' -mmmm "nlz-> 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210220 Abundance #44984:3,6-DimethyI-triazoIo(4,3-b)(1,2,4)-triazine 149 24.60 24.80 25.00 25.20 m/z 223.10 7.48% 5000 81

41 53 121

n/z—> 0 l+. ..... I,... . Il............... . 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 ...... . 24.60 24.80 25.00 25.20

01139.D HP022102.M Tue Feb 26 08:30:12 2002 Page 15

NYC-WTC_000003501

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NYC-WTC_000003501Source: NYC Law Department, mirrored locally

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GCMS analysis results, Feb 27 2002 · Box DEP Box 12

NYC-WTC_000003463

Gas chromatography-mass spectrometry results for sample AE01138 identifying unknown compounds and surrogates on February 27, 2002.

1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998

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