GCMS analysis results for sample AE07630, April 2002

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Laboratory report documenting GCMS analysis of environmental sample AE07630 conducted on April 9, 2002.

NYC-WTC_000047256–000047265

Folder label: “GCMS X 4/2/02 A 4/3/02”

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Data File C:\MSDCHEM\1\DATA\020403\07629.D Vial: 20 Acq On 4 Apr 2002 2:39 am Operator: Nefliu Sample sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method : C:\MSDCHEM\1\METHODS\SCAN020403.M (Chemstation Integrator) Title : Method 508 GC/MS Scan Library : C:\DATABASE\nist98.1

Peak Number 3 Cyclopentasiloxane, decamet... Concentration Rank 1

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

14.69 0.57 ug/1 529952 Naphthalene-d8 15.77

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Cyclopentasiloxane, decamethyl- 370 C10H3005Si5 000541-02-6 83 2 Cyclopentasiloxane, decamethyl - 370 C10H3005Si5 000541-02-6 83 3 Cyclopentasiloxane, decamethyl 370 C10H3005Si5 000541-02-6 74 4 Cyclopentasiloxane, de carnet hyl - 370 C10H30Q5Si5 000541-02-6 64 Abundance Scan 1976 (14.689 min): 07629. D (-1965) (-) m/ z 73.10 100.00% 73

267 355 5000

14.40 14.60 14.80 15.00 0- IT > 1111 > 11 ■ 11 ■ । I "' ■ r "' r ' " rT" r ■" i " 111" 1' i " TTT m/z 3 55.00 57.42% m/z-> 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 Abundance #103462: Cyclopentasiloxane, decamethyl- 355

73 267

5000 TIT 1 1 i ■ ■ 14.40 14.60 14.80 15.00 m/z 267.00 52.88% 4 28 45 108 133 154 176l93 223 249 293 323 0 TTTguuTu ‘Cuuungmtng"r "i"' ■ । ■ "Ti |Tl । J111111 T m/z-> 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 Abundance #115315: Cyclopentasiloxane, decamethyl- 73

355 14.40 14.60 14.80 15.00 267 5000 m/ z 356.10 20.19%

45 207 249 । 323 0- r 1 ’' i " " r1 ' " r 1'1 r ■ " r " ' r 1 " i ■ I " " 111T4 |‘‘II‘ ■" i ■ "rij "........... ... - 1d"t L

miz-> 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 Abundance #115273: Cyclopentasiloxane, decamethyl- ■ ■ । । ■ i ■ ■ 1 i 1 1 1 ■ i ■ ‘ 73 14.40 14.60 14.80 15.00 m/z 267.90 14.75%

5000 267 355 45 ....... 28 | । 96 115133 165 . 193 223 249 [ 293 323 L I I 0 11' I ‘i < I ।vi111 i'' । । । 11 . . i ri'mh । ri ri I । r) try i"i TImp TTTTT n/z-> 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 14.40 14.60 14.80 15.00

07629.D SCAN020403.M Thu Apr 04 10:47:47 2002 Page 5

NYC-WTC_000047264

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GCMS analysis results, sample AE07627, April 2002 · Box DEP Box 27

NYC-WTC_000047236

Gas chromatography-mass spectrometry analysis of sample AE07627 conducted April 9, 2002, detecting unknown compounds and 2,4-DDD surrogate at 94% recovery.

1 shared topics · Same agency, volume and box · similarity 0.995