GCMS blank results for VOCs, sample AE12326, June 2002

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Laboratory report showing GCMS blank analysis results for volatile organic compounds in sample AE12326 on June 3, 2002.

NYC-WTC_000014351–000014374

Folder label: “GCMS X 5/28/02 A 5/29/02”

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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052902\LBA.D Vial: 14 Acq On : 29 May 2002 8:41 pm Operator: McLean Sample : gc/ms scan 5/28 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L Peak Number 11 Propiolonitrile Concentration Rank 6 R.T. EstConc Area Relative to ISTD R.T.

4.54 0.80 ug/L 473000 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qua l Propiolonitrile 51 C3HN 001070-71-9/4 2 Difluoromethyl trifluoromethanes... 200 C2HF503S 001885-46-7 2 3 Aspartic acid 133 C4H7NO4 000056-84-8 2 4 Methane, chlorodifluoro- 86 CHC1F2 00007545-6 1 Abundance Scan 248 (4.536 min): LBA.D (-241) (-) m/z 51.10 100.00% 51 88 "WAA. 5000 TMp 35 ■ ■ । 1 •1 1 ■ ■ ■ ■ । ■ ■ • ■ । ■ 1 ■ ■ । 4.20 4.40 4.60 4.80 1 i‘" ■ i‘ *■ 'i ■" 'i ■ "■! ■ m/z 88.00 92.60% mfe-> Abundance 0. ■i" "i" “i 10 20 30 40 50 60 70 80 90 100110120130140150160170180190200 #12371: Propiolonitrile 51 ‘i “ “i" " i “' ■ i “ “ i" “ !• ■" i“ ■' i

"MMMphwis., 5000 ■ ■ i ‘ • i ■ ■ 1 ■ i • ■ ■ • i 4.20 4.40 4.60 4.80 m/ z 57.20 69.49% 12 25 38 0 mHHlp 'J > ■>)... I J... 1 ,|J(.-J(J|t.. 1 > (X I > | ■<>> J rm Nf m/z-> 10 20 30 40 50 60 70 80 90 100110120130140150160170180190200 Abundance #12378: Difluoromethyl trifluoromethanesulphonate 51 ■ ■ । ■ ■ • ■ । 69 4.20 4.40 4.60 4.80 5000 m/z 35.10 30.97%

01 m 1 115 133 201 TDTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTOTTTLWTPTTTTTTTTTTTTTTTT ’MwwMnn Ttfe-> 10 20 30 40 50 60 70 80 90 100110120130140150160170180190200 Abundance #117014: Aspartic acid * ‘ f * ‘ ‘ 1 1 4 f ‘ 1 1 * ‘ ‘ ‘ 1 ‘ ‘ ‘ ‘ I 88 4,20 4.40 4.60 4.80 m/z 41.00 28.55% 43 70 5000 1

m/z—> 0 m 99 115 'j.... t.... III.... I.... I.... I.... I.... I . I X I.... I 10 20 30 40 50 60 70 80 90 100110120130140150160170180190200 ' ■ i ■ ■ 1 ■ i ■ 1 ■ ■ i • ' 1 ■ 1 ■ ■ 1 1 i 4.20 4.40 4.60 4.80

LBA.D 052202.M Mon Jun 03 11:28:13 2002 Page 14

NYC-WTC_000014368

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NYC-WTC_000014368Source: NYC Law Department, mirrored locally

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