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GCMS analysis results for sample AD27775, Jan 2002

Machine-extracted title · confidence 90%

Laboratory report documenting GCMS analysis of sample AD27775 conducted on January 2, 2002, noting unknown compounds and surrogate recovery.

NYC-WTC_000034436–000034446

Folder label: “GCMS X 11/21/01 A 12/21/01

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NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\DEC1901\27775.D Vial: 24 Acq On : 21 Dec 2001 4:56 am Operator: GALOS Sample : gems unknown 11/21 Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\NP112701.M (RTE Integrator) Title : 208 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 2

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

7.84 1.08 ng/uL 409822 1,4-Dichlorobenzene-d4 11.85

Hit# Of 5 Tentative’ ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 59 2 2-Pentanone, 4-hydroxy-4-methyl - 116 C6H1202 000123-42-2 40 3 CH2=CHCH2C(O)QCH3 100 C5H802 003724-55-8 12 4 3 - Hydroxy - 2 -pent anone 102 C5H10O2 003142-66-3 9 Abundance Scan 327 (7.838 min): 27775.D (-) m/z 43.05 100.00% 43

5000 59

101 i ■ ■ ' ■ i ' —IP — 7.40 7.60 7.80 8.00 8.20 _ 38 1 +53 1*1118TT TBB—GEB0TTI | — ———————— 83 m/z 59.1,0 49.12% miz-> 10 20 30 40 50 ।60 70 80 90 100 110 Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 7.40 7.60 7.80 8.00 8.20 m/z 101.05 17.01% 27 101

m/z-> ■ > i • • • • i • • ■’• i ■ ■ ■ ■ i > 10 20 30 40 +49+ 50 60 70 80 83 90 . |......... 100 110 Abundance #64275; 2-Pentanone. 4-hydroxy-4-methyl- 43 ........................... 7.40 7.60 7.80 8.00 8.20 5000 m/z 58.10 15.60% 59

15 31 101 83 ' TT । . r-< K-r-i-T-r r-n-T j . ...... k . ( | i l | । ■ miz-> 10__ 20 30 40 50 60 __ 70 80 90 100 110 (Abundance #1448: CH2=CHCH2C(O)OCH3 i ' ' ■ ■ i ■ ■ ■ ■ i ■ ■ ■ • i ■ ■ ■ ■ i ■ ■ 4)3 7.40 7.60 7.80 8.00 8.20 m/z 41.10 6.34% 5000

58 72 .......................................... ,,,,,, pT-. , TT1TTT 100 ■ I ' 1 ' 1 I 1 - 11——— . _ ... , , , P _ Al ............ m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00 8.20

27775.D NP112701.M Fri Dec 28 09:29:54 2001 Page 1

NYC-WTC_000034444

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