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GCMS unknowns analysis report for sample AD29931, Jan 2002

Machine-extracted title · confidence 95%

Laboratory analysis report from the DEP identifying unknown compounds in environmental sample AD29931 using GCMS on January 18, 2002.

NYC-WTC_000017060–000017068

Folder label: “GCMS X 12/14/01 A 1/1/02

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Scanned page image, NYC-WTC_000017067
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NYC 9/11 Public Portal Document 7 Library Search Compound Report i: Data File : C:\HPCHEM\1\DATA\DEC3101\29931.D Vial: 17 Acq On : 1 Jan 2002 2:31 am Operator: 209 GALOS sample : gems scan 12/14a Inst : GC/MS 209 Misc B Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.1, Prerrrrrrertrrrrrrerrrrtrerrertttrerrt rr titi rrrttr ttt ttttttttrtt eter ey Peak Number 1 Silane, tetramethyl- Concentration Rank 1 R.T. EstCone Area Relative to ISTD R.T. 7.61 4.71 ug/1 1282430 1,4-Dichlorobenzene-d4 11.68 Hit# of 5 Teptative ID MW MolForm cas# Qual 1 Silane, tetyamethyl- 88 C4H12Si 000075-76-3 9 2 1,3-DioxoJAne, 2-methyl- 88 C4Hs02 000497-26-7 9 3 Butane, 7-methoxy-2-methyl- 102 C6H140 000994-05-8 9 4 Pentane/ 3-methoxy- 102 C6H140 036839-67-5 9 ‘Abundance ‘Scan 276 (7.606 miny: 2631.0 ¢-) m/z "I 100.00 43 mae er 7.20 7.40 7.60 7.80 8.00 828.60, 9 88, m/z 43.0, 31.69: mz __10___20 30 40 90.60.7080 90.100 110 ‘Abundance W52082: Silane, ietramethyi: | 1 5000 7 t 7.20 740 7.60 __7.80__ 8.00 ' 48 m/z 45.05 12.10% i 18 53.59 28 miz—> __10_ _20 30 40 50 60 70 8 90 100 110 | . ‘Abundance ‘463003: 1,3-Diowiane. Zmoihy- i 3 t 7.20 740 _7.60__7.80 8.00 ' 5000 43 m/z 41.00 11.67% . 58 i a ar mz—->__10 20 30 40 60 60 _70 60 © 100 110 ‘Abundance FATET: Butane, 2-methoxy-2-methyl- > 7% 720 740 7.80 7.80 8.00 ! . | m/z 71.00 7.10% ‘50004 55 87 | oe Beet | mee "0" '2's. 40.870 OO 1000 | 7.20 7A 780. 780800 29931.D GCMS1126.M Tue Jan 15 14:48:05 2002 Page 1 NYC-WTC_000017067

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NYC-WTC_000017067Source: NYC Law Department, mirrored locally

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