GCMS analysis results, sample AEO9020, April 2002

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Gas chromatography-mass spectrometry analysis identifying unknown organic compounds and 2,4-DDD surrogate standard, performed April 30, 2002.

NYC-WTC_000049441–000049451

Folder label: “GCMS X 4/16/02 A 4/26/02”

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NYC 9/11 Public Portal Document

Data File : C:\HPCHEM\1\DATA\APR2502\9020.D Vial: 18 Acq On : 26 Apr 2002 5:07 am Operator: Sample : re-inject 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 2 Cyclopentasiloxane, decamethyl Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 14.81 0.72 ug/1 108708 Naphthalene-d8 15.84 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Cyclopentasiloxane, decamethyl- 370 C10H3005Si5 000541-02-6(91 2 3,4-Dihydroxybenzyl alcohol,tris(tr 356 C16H3203Si3 068595-79-9 58 3 Phenethylamine, N-methyl-. beta. ,3,4 399 C18H37NO3Si3 010538-85-9 47 4 3,4-Dihydrbxymandelic acid, ethyl e 428 C19H3605Si3 000000-00-0 40 Abundance Scan 1064 (14.810 min): 9020.D (-) m/ z 73.00 100.00% 73

267 355 5000

45 323339 I 14.40 14.60 14.80 15.00 15.20 miz-> I. , , dmnutuu TT— 108125 —umgr mmm 223 251 । 154 177193 TTWPg m/z 355.05 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 53.42% Abundance #51266: Cyclopentasiloxane, decamethyl- 73 355 267 5000 14.40 14.60 14.80 15.00 15.20 m/z 267.00 49.93% . 191207 251 TTp-rTTp-rTTjYTTTJrrTT 323339 *0*00000au20mmaDODTg mlz-> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 Abundance #49868:3,4-Dihydroxybenzyl alcohol,tris(trimethylsilyl)- 73

14.40 14.60 14.80 15.00 15.20 5000 267 m/z 356.05 19.36% 179 356 45 147 I , ——011207010391000—I, “mu— ’11111 i Eau209 237 , , 312 “ I ■1 ■1 r “ • i ■ “ ■ i" ■ i1' “ i “ • miz-> Abundance 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 #53791: Phenethylamine, N-methyl-.beta.,3,4-tris(trimethyls 355 . ...... l\.... .... 14.40 14.60 14.80 15.00 15.20 m/z 357.05 13.07% 5000 73

51 j 130147 179 267 294 384 TETT 1 • I “ " I “ '41' “ I * ’' ‘ I “ * • 11 “11 i “ ■' i TWTTITTTT i' “ ■ 'I' “ iz—> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 14.40 14.60 14.80 15.00 15.20

9020.D GCMS0412.M Fri Apr 26 11:08:07 2002 Page 2

NYC-WTC_000049449

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GCMS results for sample AE09090, April 30, 2002 · Box DEP Box 27

NYC-WTC_000049473

Laboratory report documenting GCMS analysis of sample AE09090 conducted on April 30, 2002.

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