GCMS analysis sample AD26537, non-target compounds, Dec 2001

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Mass spectrometry analysis of sample AD26537 found no non-target compounds present, Dec 16, 2001.

NYC-WTC_000031847–000031868

Folder label: “GCMS X 11/6/01 A 12/7/01”

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NYC 9/11 Public Portal Document

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Data File C:\HPCHEM\1\DATA\DEC0701\26537.D Vial: 4 Acq On 7 Dec 2001 8:51 pm Operator: GALOS Sample gc/ms unknown 11/6 Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\NP112701.M (RTE Integrator) Title : 208 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 11 Monomethylnitrosamine Concentration Rank 13 R.T. EstConc Area Relative to ISTD R.T. 9.35 0.55 ng/uL 147667 1,4-Dichlorobenzene-d4 11.88 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Monomethylnitrosamine 60 CH4N20 000000-00-0 7 2 Acetic acid 60 C2H402 000064-19-7 7 3 Acetic -acid 60 C2H402 000064-19-7 4 4 Acetic1 acid 60 C2H4O2 000064-19-7 4 Abundance C Scan 492 (9.355 mln): 26537.D (-) m/z 43.05 100.00% 43

5000 ■ < i • ■ ■ ‘ i > ■ • • t ■ ■ * • i ■ ■ 1 * i ' 60 9.00 9.20 9.40 9.60 9.80 mmmmmmmm I I ...p... | I। 11 | 78 I । .. I। , I 87 । । . m/z 45.00 27.22% miz-? 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #110: Monomethylnitrosamine 43 8000 30 MAAMPY 6000 9.00 9.20 9.40 ‘ 9.60 " 9.80 60 m/z 44.0.0 18.05% 40004 I।|P ............I| । t. . miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #116: Acetic acid 43 1 ' i ‘ ‘ 1 i ■ ■ ' 1 i ‘ ■ ■ I ‘ 1 1 1 I"1 9.00 9.20 9.40 9.60 9.80 5000 60 m/z 60.10 15.00% 15

miz-> 5 _2 ■ ■ ।111 ■ i1"' ।' “ -1"'' ।1 ■" । ■ ■1111 I146 11 ■ ■ -11 ■ -. i -" -1 ■ - -111 - - -1 “ • -11 • ■' । ■. ■ ■ । ■ - - ■ i “ ■ ■ i ■ ■ 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #62353: Acetic acid 4 9.00 9.20 9.40 9.60 9.80 I m/z 61. 0 13.75% 15 60 5000

miz—> 1‘... | ii.. 26 31... ,1 ,46 46 _________________ 111111111201001110031113110111100100101000010m0/mmm ' —pag 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 ri i t •111 ‘ • 9.00 9.20 9.40 A— 9.60 9.80

26537.D NP112701.M Thu Dec 13 11:27:30 2001 Page 11

NYC-WTC_000031865

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NYC-WTC_000031865Source: NYC Law Department, mirrored locally

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GCMS comments for sample AD26478 showing no non-target compounds · Box DEP Box 21

NYC-WTC_000031739

Analysis report dated December 16, 2001, stating that mass spectrometry of sample AD26478 revealed no non-target compounds.

1 shared topics · Same agency, volume and box · similarity 0.999