GCMS blank analysis results for sample AE06430, April 2002

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Laboratory report documenting GCMS blank analysis of sample AE06430 conducted on April 17, 2002.

NYC-WTC_000039453–000039468

Folder label: “GCMS X 3/19/02 A 4/17/02”

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Data File : C:\HPCHEM\1\DATA\APR1702\LB.D Vial: 3 Acq On : 17 Apr 2002 10:13 am Operator: Sample : gc/ms scan 3/19 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-Isopropoxy-l,1,1,7,7,7-hexam Concentration Rank 4 R.T. EstConc Area Relative to ISTD R.T. 37.31 6.00 ug/1 537375 Perylene-dl2 37.87 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 3-Isopropoxy-/I ,1,1,7,7,7-hexamethyl 576 C18H5207Si7 071579-69-6 32 2 1,1,1,5,7,7,7- Heptamethyl-3,3-bis(t 444 C13H40O5Si6 038147-00-1 28 3 Trisiloxane,/ 1 ,1,1,5,5,5-hexamethyl 384 C12H3604Si5 003555-47-3 12 4 Benzoic acid, 2,5-bis(trimethylsilo 370 C16H30O4Si3 003618-20-0 10 Abundance Scan 3514 (37.308 min): LB.D (-) m/ z 73.00 100.00% 73

147 5000 221 281 355 l - 1 • 1 J ■ 1 429 37.00 37.20 37.40 37.60

m/z-> 45 117 1 1 i 1 1 T1 1Tdui। 50 100 150 191, , 251,1 ' t i 1 1 1 1 i ' 1 200 250 +24 + 300 350 401 - 400 450 500 550 m/z 147.00 60.96% Abundance #60503:3-lsopropoxy-1,1,1,7,7,7-hexamethyl-3,5,5-tris(trim 73

5000 147 37.00 37.20 37.40 37.60 m/z 221.05 47.15% 221 281 327 A1E ............... I...... _ 327 ....... 415......... 519 561 ' I 1 1 ' ' I ' ' ' 1 I 1 1 1 ' I ' 1 f ' rr 1 1 f I 1 1 1 1 | ' 1 ' ' I 1 1 1 1 I ' ' 1 1 I ' ' mz— > 50 100 150 200 250 300 350 400 450 530 550 Abundance #56714:1,1,1,5,7,7,7-Heptamethyl-3,3-bis(trimethyteiloxy)t 73 , T . 1 17 FT p, , , I | l ; i Ip-ri I |

147 37.00 37.20 37.40 37.60 5000 267 m/z 355.00 29.05% 355 429 45 207

' I 1 ' ' ' _ I ' 1 I L ' ' I Tddr | I I , r | 11 I I I | I 1 1 1 i ■ 1 1 1 i ' 1 1 1 i ' ■ miz-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #74103: Trisiloxane, 1,1,1,5,5,5-hexamethyl-3,3-bis[(trimet I I TTTTT fT I I I I I I I I fT—J—I—J 73 37.00 37.20 37.40 37.60 147 m/ z 2 81.00 26.60% 5000 281 45 369 , _ , L , 117 I 1 ' 207 249 ------------------------ i ■ ■ ■ ' i ''1 ' ' i ‘ ' i ' ' ' ' ' 1 "II . . . . । . > j i j f i > i । t i r T । m/z—> 50 100 150 200 250 300 350 400 450 500 550 37.00 37.20 37.40 37.60

LB.D GCMS0412.M Thu Apr 18 10:56:35 2002 Page 5

NYC-WTC_000039463

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NYC-WTC_000039463Source: NYC Law Department, mirrored locally

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GCMS analysis results for sample AE06456, April 2002 · Box DEP Box 23

NYC-WTC_000039611

Laboratory report documenting GCMS analysis of sample AE06456 conducted on April 19, 2002, by the DEP.

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