GCMS analysis results for sample AE08833, April 25, 2002

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Laboratory report documenting GCMS analysis of sample AE08833 conducted on April 25, 2002, showing detection of unknown compounds.

NYC-WTC_000049134–000049146

Folder label: “GCMS X 4/12/02 A 4/23/02”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\l\DATA\APR2202\8833.D Vial: 25 Acq On : 23 Apr 2002 8:28 am Operator: Sample : gc/ms scan 4/12 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0412.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 5 3,6-Dioxa-2,4,5,7-tetrasilaoct Concentration Rank 3 R.T. EstConc Area Relative to ISTD R.T. 38.75 0.40 ug/1 46162 Perylene-dl2 37.87 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 3,6-Dioxa-2,4/5,7-tetrasilaoctane, 294 C10H3002Si4 004342-25-0 38 2 2,6-Dimethy 1-3,4-bis(trimethylsilyl 311 C15H29NO2Si2 000000-00-0 10 3 1,3-Benzodioxole, 5-[3-acetaminopro 221 C12H15NO3 000000-00-0.9 4 2-Ethyl-l, -bis(trimethylsilyloxy)p 248 CllH2802Si2 000000-00-0 9 Abundance Scan 3672 (38.754 min): 8833.D (-) m/z 73.00 100.00% 73 147 221

5000 281 355

429 TI IT 327 38.40 38.60 38.80 39.00

m/z-> 44 TpgET lhm1253/ .. .... .... ............ .m/z_ I 40 60 80 100120140160180200220240269280300320340360380400420 146.95 / 78.84% Abundance #41682:3,6-Dioxa-2,4,5,7-tetrasilaoctane, 2,2,4,4,5,5,7,7- 147 Z!1

73 5000- • 38.40 38.60 38.80 39.00 191 m/z 221.05 78.58% 117 '..................I I ■‘i""!‘ p 1 279 ‘ ' I ‘'' •! ‘‘' l " ‘ ‘ I ‘ m/z-> 40 60 80 100120140160180200220240260280300320340360380400420 Abundance #44359:2,6-Dimethyl-3,4-bis(trimethylsilyloxymethyl)pyridi 73 2.!1

38*40 38.60 38.80 39.00 ' 5000 147 m/z 354.95 48.28%

। 178 45 I. l........ 1’1’184144 ‘ I ‘ ‘ I' ‘ HAp.. .............. .. । ................. p 11... 11 t 11 , ।, 11, ।,...,....!,,.. । miz-> 40 60 80 100120140160180200220240260280300320340360380400420 Abundance #27829:1,3-Benzodioxole, 5-[3-acetaminopropyl] 221 38.40 38.60 38.80 39.00 m/z 281.00 46.12% 73 135 162 5000

104 49 . j. ■, ■ j.. ।. 111 ■, ■ ।. n !, T,.!,,,,,,.,, 11,,, fn 111111 < ।. 1 ■ 111 > 1 ■ 11 ■ n 1111, । u ri । n ri 111 r. ।. 1 > 111.11 m/z—> 40 60 80 100120140160180200220240260280300320340360380400420 38.40 38.60 38.80 39.00

8833.D GCMS0412.M Tue Apr 23 14:24:37 2002 Page 5

NYC-WTC_000049145

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GCMS analysis results, sample AE08761, April 25, 2002 · Box DEP Box 27

NYC-WTC_000049113

Gas chromatography-mass spectrometry analysis of environmental sample AE08761, detecting unknown compounds and 2,4-DDD surrogate at 74 μg, completed April 25, 2002.

1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997