GCMS analysis results for sample AD25946, Dec 2001

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Laboratory report documenting GCMS analysis of sample AD25946 conducted on December 12, 2001, including surrogate compound data.

NYC-WTC_000030784–000030794

Folder label: “GCMS SCAN X 10/31/01 AN 11/21/01”

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NYC 9/11 Public Portal Document

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Data File : C:\HPCHEM\1\DATA\NOV2101\25946.D Vial: 12 Acq On : 21 Nov 2001 10:07 pm Operator: 209 GALOS Sample : gc/ms unknown Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\NP103001.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 3 Ethane, 1,1,2,2-tetrachloro- Concentrat ion Rank 3

R.T. EstConc Area Relative to I STD R.T.

9.48 0.57 ug/1 137049 1,4-Dichlorobenzene-d4 11.72

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Ethane, 1,1,2,2-tetrachloro- 166 C2H2C14 000079-34-5 80 2 Ethane, l,l,2-trichloro-2-fluoro- 150 C2H2C13F 000359-28-4-56 3 Ethane, 2,2-dichloro-1,1,1-trifluor 152 C2HC12F3 000306-83-2 56 4 Ethane, 1,1-dichloro-2,2-difluoro- 134 C2H2C12F2 000471-43-2 40 Abundance Scan 484 (9.484 mln): 25946.D (-) m/z 82.85 100.00%

.X 83

5000 • I * ■ 95 35 47 60 74 -ll131 168 9.20 9.40 9.60 9.80 ----- TTTgr — m — 111111। m/z 84.85 64.98% miz-> .. 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170

A Abundance #67919: Ethane, 1,1,2,2-tetrachloro- 83

5000

A 9.20 9.40 9.60 9.80 35 60 96 m/z 94.90 14.26% 131 168 m/z-> 30 ...।... 4 40 50 ■ I' ■' ■ । • ■ ■' । ■" ■ । ■ ■ 60 70 II ‘ i " “ i' ‘d ‘ i “ “ i ■ ■ ■ • i ■ ■ ■ ■ i •' ■ ■ i ■ 80 90 100 110 120 130 140 150 160 170 —H Abundance #542: Ethane. 1. 1 .2-1 ichloro-2-f 101 o- 83 1 1 i ■ 1 9.20 9.40 9.60 9.80 5000 m/z 11.87%- 67 35 47 95 150 T] 111111111 ij । in 11 Ji 111 miz-> 30 40 50 60 70 80 90 100 110 '120 '130 140 150 160 170 Abundance #66872: Ethane, 2,2-dichloro-1,1,1-trifluoro- 83 1 1 1 1 1 9.20 9.40 VAA9.80— 9.60

A m/z 130.90 9.31% 5000

67 35 48 117 133 152 t l I TTT I I I I 1 1 * 11 , । . .. , । < . . . । . . .. ! . . . . । , i । ,.. . (. 111’’ T I , WHIHm 1 1 I• 1 m/z-> 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 9.20 9.40 9.60 9.80

25946.D NP103001.M Tue Dec 11 09:30:33 2001 Page 3

NYC-WTC_000030792

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NYC-WTC_000030792Source: NYC Law Department, mirrored locally

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GCMS analysis comments for sample AD25874, Dec 2001 · Box DEP Box 21

NYC-WTC_000030719

Laboratory commentary on GCMS scan of sample AD25874 dated December 13, 2001, identifying tetrachloroethane and noting a blank analysis.

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