GCMS analysis results for sample AD31647, Jan 25 2002

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Laboratory report documenting GCMS analysis of sample AD31647 with detection of unknown compounds and surrogate recovery.

NYC-WTC_000050205–000050221

Folder label: “GCMS X 1/3/02 A 1/22 - 1/23/02”

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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\5973N\02JAN22\31647.D Vial: 3 Acq On : 22 Jan 2002 1:51 pm Operator: Sample : 508 scan Inst : Instrumen Mise : January 22, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\SCAN508.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 4 2-Propanone, 1,1,1-trichlor... Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 6.00 0.17 ug/L 52283 1,4-Dichlorobenzene-d4 9.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Propanone, 1,1,1-trichloro- (C... 160 C3H3C13O 000918-00-3 56 2 2-Propanone, 1,1,1-trichloro- $$... 160 C3H3C13O 000918-00-3 42 3 2-Propanone, 1,1,1-trichloro- (C... 160 C3H3C13O 000918-00-3 38 4 2-Propanone, 1,1,1-trichloro- (C... 160 C3H3C130 000918-00-3 9 Abundance Scan 230 (6.000 min): 31647.D (-) m/z 43.10 100.00% 43

5000

51 61 97 125 5.60 5.80 6.00 6.20 6.40 ■ i • ■ ■ ‘ 11 -—, mp 82 11 I, 'i•‘11 i • ■ • ■ i ' ■ ‘ ‘ i ■ ‘•i■■ m/z 125.00 9.74% nz-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #59078:2-Propanone, 1,1,1-trichloro- (CAS) $$ Trichloroac... 43

5000 • i • * ( i * * • * i' 1 ' j i • • » * i * ' 5.60 5.80 6.00 6.20 6.40 m/z 96.90 6.47% 35 49 61 82 97 117 125 ■ ■ i ' 1 • ‘ i ■ ' ■ ■ i ■ ■ ■ ■ i ■ ■ • • i * * ■'■ ' i1' * > > ।»i»> j • 1** ■ । ■ • ■ ■ ।1' ■ • । ■ ■ ■ • । ■ ■ ■ ■ । • niz-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #59081:2-Propanone, 1,1,1-trichloro-$$ .alpha.,.alpha.... 43 ' i ■ ■ ■ ■ i • ■ ■ ■ i ■ ■ ■ ■ i ■ ' 1 11 1 1 5.60 5.80 6.00 6.20 6.40 5000 m/z 47.00 5.42%

15 35 ,49 ■ ■ । 85 97 117 125 • ‘ i ■ ■ ■ ■ i ■ ■ ■ ■ i ■ ■ —9 ■ i ' 1 ' 1 i ' ''' ■ i ■ ■ ■ ■ i ■ ■ ■ ‘ i ■ • ■ ‘ I ■ •1 ■ i • • n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #59082:2-Propanone, 1,1,1-trichloro- (CAS) $$ Trichloroac... ■ i * ■ i ■ ■ ' r’ 1 ' 1 1 ' 1 1 ' 1 1 ' 43 5.80 6.00 6.20 6.40 5.60 m/z 81.90 5.23%

5000

15 27 49 63 85 97I , 110117 127 i ■ i ‘■ i ■ ''i • ■ ■ ■ i ■ 1 ■ • i ■ ■ ■ ■ i• i • ) 1 .................... H ......... n/z—> 10 20 30 40 50 60 70 80 90 100 110 120 130 5.60 5.80 6.00 6.20 6.40

31647.D SCAN508.M Thu Jan 24 13:55:40 2002 Page 6

NYC-WTC_000050214

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NYC-WTC_000050214Source: NYC Law Department, mirrored locally

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GCMS analysis results for sample AD31645, Jan 25 2002 · Box DEP Box 28

NYC-WTC_000050222

Laboratory report documenting GCMS analysis of sample AD31645 with detection of unknown compounds and surrogate recovery.

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