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GCMS blank analysis results for volatile organics, April 2002

Machine-extracted title · confidence 100%

Laboratory data sheet recording method 50 analysis parameters including drip rate and pH measurements from April 2002.

NYC-WTC_000047302–000047310

Folder label: “GCMS X 4/2/02 A 4/4/02

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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File C:\MSDCHEM\l\DATA\020404\0402LB.D Vial: 3 Acq On 4 Apr 2002 9:47 am Operator: Nefliu Sample 04/02 lab blk 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 2-Hexene, 3,5-dimethyl- Concentration Rank 2

R.T. EstConc Area Relative to ISTD R.T. 41.69 0.20 ug/1 133920 Perylene-dl2 42.30 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Hexene, 3,5-dimethyl- 112 C8H16 003404-79-3 9 2 l-Hexene, 3,5,5-trimethyl- 126 C9H18 004316-65-8 9 3 Octane, 2-bromo- 192 C8H17Br 000557-35-7 9 4 1-Decene, 8-methyl- 154 C11H22 061142-79-8 9 Abundance Scan 6571 (41.688 min): 0402LB.D (-6566) (-) m/z 185.10 100.00% 57 70 185

43 5000 112

TFT 41.40 41.60 41.80 42.00 0 11——I0E-ETT-ETTI’""’OTOOA"TIIT’"IITTT m/z 57.10 96.84% m/z-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 Abundance #2644: 2-Hexene, 3,5-dimethyl- 41 70 55

5000 1 1 i ' ' 1 ■ i 1 ■ 1 i r ■ ■ ■ i ■ ■ 112 41.40 41.60 41.80 42.00 27 83 m/ Z 70.10 82.67% 97 0 mr 1' M H T+ i1',111______ 1 ■'1' i m/z-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 Abundance #16359:1-Hexene, 3,5,5-trimethyl- 57

41.40 41.60 41.80 42.00 43 5000 70 m/ Z 55.10 61.05% 29

n/z-> 0 20 30 40 50 +— 60 70 83 'i 98 111 126 1' i " '111" 111" '1111" I " " I 11'1' 80 90 100 110 120 130 140 150 160 170 180 190 Abundance #112563: Octane, 2-bromo- k T-^ > ■ i > • 57 41.40 41.60 41.80 42.00 43 71 m/z 43.10 59.51% 5000 29

, .83 97 105113121 135 149 o TTnunt TPH +11, 1101$——u‘1m0—UP100‘UUOOONTTr m/z-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 41.40 41.60 41.80 42.00

NYC-WTC_000047309

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NYC-WTC_000047309Source: NYC Law Department, mirrored locally

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