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GCMS analysis results for sample AE10432, May 2002

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Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE10432 conducted on May 20, 2002.

NYC-WTC_000045223–000045237

Folder label: “GCMS X 5/2/02 A 5/11/02

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NYC 9/11 Public Portal Document

Data File : C:\HPCHEM\1\DATA\MAY1002\10432.D Vial: 29 Acq On : 11 May 2002 5:25 pm Operator: Sample : gc/ms scan 5/2 Inst : 209 Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0510.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ******************* * ************************************************* Peak Number 7 3,6-Dioxa-2,4,5,7-tetrasilaoct Concentration Rank 6

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

45.35 1.60 ug/1 62711 Perylene-dl2 37.83

Hit# of 5 Tentati ID MW MolForm CAS# Qual

1 3,6-Dioxa-2,4,5/7-tetrasilaoctane, 294 C10H3002Si4 004342-25-0 32 2 3-Isopropoxy-1,1,1,7,7,7-hexamethyl 576 C18H5207Si7 071579-69-6 17 3 2-Methoxyphenyllactic acid, di-TMS 340 C16H28O4Si2 000000-00-0 10 4 3-Methox; enyllactic acid, di-TMS 340 C16H28O4Si2 000000-00-0 10 Abundance Scan 4399 (45.351 min): 10432.D (-) m/z 73.10 100.00% 73

147 221 5000 281 “ rn ] i i t i [ i i i i । i i i i । i i i । । r 355 429 41 45.00 45.20 45.40 45.60 4 +141. 253 I I m/z 221.05 55.84%

_A_ m/z—> 50 100 150 200 250 300 350 400 450 500 550 Abundance #41682: 3,6-Dioxa-2,4,5,7-tetrasilaoctane, 2,2,4,4,5,5,7,7- 147 221

73 5000 t i ii i i i । i । । । । । । । [ I i i i-1 । r

45.00 45.20 45.40 45.60 191 m/z 147.05 53.03% ... 1 A_ 117 279 ---------------------- m/z-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #60503: 3-lsopropoxy-1,1,1,7,7,7-hexamethyl-3,5,5-tris(trim 73 MAAAMAM...... o 45.00 45.20 45.40 45.60 5000 m/z 281.05 23.89% 147 _// 221 281 327 415 519 5611 m/z-> .mm 50 100 150 200 250 300 I । 1 1 i 1 1 1 'i ■ 1 ' ■ । ' • r ' । ■ ‘ 350 400 450 ' । 1 ■' ■ ■ i ■ 500 550 Abundance #48101: 2-Methoxyphenyllactic acid, di-TMS ' 1 | ' 1 1 > | । ' | Y i r l p . > i | r 73 223 45.00 45.20 45.40 45.60 m/z 207.05 19.55% AouA"ywwApnws 5000 147 121 250

1 ____1 , _______192 I a Illi l____ 297 325 1 1 I ' 1 1 1 1 ' 1 1 1 I 1 1 1 1 1 1 1 1 ‘ ' 1 ' I ' 1 1 1 i 1 1 ' 1 i ' 1 ‘ 1 I 1 1 ' 1 I ' 1 1 1 I 1 ‘ 111’11 1 1" + 1111 m/z— > 50 100 150 200 250 300 350 400 450 500 550 45.00 45.20 45.40 45.60

10432.D GCMS0510.M Thu May 16 10:20:32 2002 Page 7

NYC-WTC_000045236

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NYC-WTC_000045236Source: NYC Law Department, mirrored locally

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