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GCMS unknown compounds report, sample AD31251, Feb 2002

Machine-extracted title · confidence 95%

Laboratory report for DEP sample AD31251 identifying unknown compounds and surrogate recovery results from February 25, 2002.

NYC-WTC_000016461–000016479

Folder label: “GCMS X 12/24/01 A 1/9/02 2/15/02

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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\JAN0802\31251.D Vial: 16 Acq On : 10 Jan 2002 4:26 am Operator: 209 GALOS Sample : gems scan 12/24 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS0103.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 2 2-Propanone, 1,1,1-trichloro- Concentration Rank 3

R.T. EstConc Area Relative to ISTD R.T.

7.61 0.66 ug/1 191459 1,4-Dichlorobenzene-d4 11.53

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Propanone, 1,1,1-trichloro- 160 C3H3C130 000918-00-3 50 2 2-Propanone, 1,1-dichloro- 126 C3H4C120 000513-88-2 9 3 N-Acetylpyrrolidone 127 C6H9NO2 000932-17-2 5 4 Cyclopentanol, 2-methyl-, acetate, 142 C8H14O2 040991-94-4 4 Abundance Scan 279 (7.608 min): 31251 .D (-) m/ z 42.95 100.00% 43

5000 1 Tm t 7.20 7.40 7.60 7.80 8.00 -TT-p-TTT-p 11 ■ 35 ■ 49... 63....... 83.... %........ 119125 i1 1 < * J « 1O4 19* 4I ′**[ ill « I .... I . I . I I I J I I : I J I m/z 124.95 9.99% m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #12247: 2-Propanone, 1,1,1-trichloro- 43

5000 7.20 7.40 7.60 7.80 8.00 15 m/z 46.9.5 46.95 t.- 6.51% 35 •49 85 97 117 125 miz-s 10 ' ' 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #4368; 2-9opancne 11-hfoo- Jw/wvyo : 43 I ‘ 1 1 1 i 1 • 7.20 7.40 1 rawy 7.60 7.80 8.00 5000 m/z 82.95 5.95% 15 27 37 49 63 76 83 93 m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #4732: N-Acetylpyrrolidone M.... . M.... 43 7.20 7.40 7.60 7.80 8.00 m/z 96.95 5.43% 5000 99 127 30 56 86 69 m/z-> ‘ ‘ i ‘ 10 ‘ i ‘ ‘ ‘ * i * ‘ ‘ ‘ i 1 ' ’ ‘ i ‘ * 1 ‘ i ‘ ‘ ‘ ‘ I ‘ 20 30 40 50 60 70 .,. m.... J.... 112..... 1.,.. 80 90 100 110 120 130 7.20 7.40 7.60 7.80 8.00

31251.D GCMS0103.M Wed Feb 06 11:19:42 2002 Page 2

NYC-WTC_000016469

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NYC-WTC_000016469Source: NYC Law Department, mirrored locally

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