GCMS comments for sample AD26536 detecting 1,1,2,2-Tetrachloroethane

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File C:\HPCHEM\1\DATA\DEC0701\26536.D Vial: 11 Acq On 8 Dec 2001 3:14 am Operator: GALOS Sample gc/ms unknown 11/6 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 5 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 2

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

7.86 7.16 ng/uL 1699400 1,4-Dichlorobenzene-d4 11.88

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4 - hydroxy - 4 - me t hyl - 116 C6H1202 000123-42-2 53 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 45 3 2-Pentanone, 4 -hydroxy-4 -me thyl- 116 C6H1202 000123-42-2 43 4 3-Hydroxy-2-pentanone 102 C5H10O2 003142-66-3 9 Abundance Scan 329 (7.855 min): 26536.D (-) m/z 43.0.0 100.00% 43

5000 59

101 53.,. | 83 91 | 7.60 7.80 00 120 64 38,4 I-I+++ i ‘ ' i 1 ‘■ 1 ' i ' ■ ■ ' i 1 ■ ■ ■ i ■ m/z 59.10 47.39% m/z->10 20 30 40 50 60 70 80 90 . 100 110 Abundance #64275: 2-Pentanone, 4-hydroxy-4-methyl- 4b

5000- 59 7.60 7.80 3.00 20 m/z 58.10 17.63% 15 31 . 101 i 83 1 'l , , I , I . . —————— . • i l’. I . . 1 1 । ' i ' ■ 1 ■ i 1 ■ 1 ■ i ■ 1 ' ■ i m/z--> 10 20 30 40 50 60 70 80 90 100 110 Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 43 7.60 7.80 8.00 8.20 5000 m/z 101.05 16.75% 59

27 i li 49 1 i ! ' ■ ' ■ I ■ ■ ■ 1 i -83..... 101 m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #3245: 2-Pentanone, 4-hydroxy-4-methyl- 43 7.60 7.80 8.00 8.20 m/z 41.10 7.23% 5000 59

31 - I ............. 73— 83 ..................101 I.............. TTTfrmmf m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.60 7.80 3.00 3.20

26536.D NP112701.M Thu Dec 13 11:26:00 2001 Page 5

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