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GCMS analytical comments for sample AD30986, Jan 2002

Machine-extracted title · confidence 100%

Analytical notes regarding GCMS scan results and LCS standard recoveries for sample AD30986.

NYC-WTC_000018287–000018315

Folder label: “GCMS X 12/27/01 A 1/16/02

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NYC 9/11 Public Portal Document Library Search Compound Report Data File C:\HPCHEM\1\DATA\JANI802\30986A.D Vial: 3 Acq On 18 Jan 2002 5:36 pm Operator: 209 GALOS Sample Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0103.M (RTE Integrator) Title : 209 625/TCLP calibration table Library- : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 3 2,4-Dimethyl-1-heptene Concentration Rank 9

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

7.49 1.66 ug/1 631552 1,4-Dichlorobenzene-d4 11.49

Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 2,4 -Dimethyl i-heptene 126 C9H18 019549-87-2 70 2 1 -Pent ene,3- ethyl -4 -methyl - 112 C8H16 061847-80-1 64 3 3 -Methylheptyl acetate 172 C10H20O2 072218-58-7 50 4 Cycl entane, 1;2,3 -trimethyl-, (1. 112 C8H16 002613-69-6 50 Abundance/ Scan 266 (7.488 min): 30986A.D (-) m/z 43.05 100.00% 43 70 55 5000 83 •111 * * * * । * * *111 •1

■ l ' 1 ' ' !■ 11‘t t +4944 +634 iiMX TTTmu11111h -H 126 7.20 7.40 7.60 7.80 ‘37 91 97 103 111 m/z 70.10 74.15% miz-> 20 30 40 . 50 60 70 80 90 100 110 120 130 Abundance..... #4662:2,4-Dimethyl-1-heptene 413 70 55

5000 A 4 • • ■ । rryT » । > । - I rr I it i r

83 7.20 7.40 7.60 7.80 27 m/ z 55.00 58.85% 126 ■ i ■ ■■" i • ■ 1■ i 1-p m1IT m/z-> Abundance 20 30 40 50 60 70 80 90 100 #2732:1-Pentene. 3-ethyl-4-methy! 55 70 110 120 130

N (— . / "TTDTTT—-TTTTDTT/d/d" 7.20 7.40 7.60 7.80 5000 m/z 41.05 49.31% 42 112 27 83 - miz-> 20 30 40 50 60 70 80 90 100 110 120 130 / Abundance #15803:3-Methylheptyl acetate 43 7.20 7.40 7.60 7.80 m/z 57.00 36.85% 5000

m/z-> 27 ..... I........ |....... Ill , 20 30 40 50 57

60 70

83 ------- 70 80 90 100 110 120 130 UM_ ■ ' ' ' I ‘ 7.20 ■ I ' • ‘ ‘ I ‘ 7.40 7.60 ' I ‘ 7.80 ‘ ‘

30986A.D GCMS1126.M Tue Jan 22 10:17:34 2002 Page 3

NYC-WTC_000018297

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NYC-WTC_000018297Source: NYC Law Department, mirrored locally

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