GCMS analysis results for sample AD27639, Jan 2002

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\DEC18O1\27639.D Vial 3 ' Acq On : 18 Dec 2001 5:44 pm Operator GALOS Sample : gems unknown 11/16 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 3 Pentane, 2,3-dimethyl- Concentration Rank 4

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

5.18 3.71 ng/uL 849199 1,4-Dichlorobenzene-d4 11.87

Hit# of 5 Tentative ID MW MolForm CAS# Qual

I Pentane, 2,3 dimethyl- 100 C7H16 000565-59-3 35 2 Pentane, 2,4-dimethyl- 100 C7H16 000108-08-7 35 3 Butane, 2 ,3- dimethyl - 86 C6H14 000079-29-8 35 4 Pentane,/2,3-dimethyl-______________ 100 C7H16 000565-59-3 32 •Abundance 7 Scan 37 (5.180 min): 27639.D (-) m/ z 41.10 100.00% 41 56

5000 - 71 45 5.00 5.20 5.40 5.60 r'“r■ "iT+ +514 4 I............. . 37 Ifpomm m/z J 50 67 ।■■■■।■ •>■। 100 43.10 73.29%

/A 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 Abundance #63432: Pentane, 2,3-dimethyl- 43 56

5000 - 71 5.00 5.20 5.40 5.60 27 m/ z 56 10 72.57%

m/z-> 20 ' ■ r ■1' i' 25 ■ i "'' r 30 35 40 45 + 50 55 60 65 70 75 80 85 I 100 ' i' •'' I' ■ ‘' 11TT 111... I.... 1.... I 85 90 95 100 105 Abundance #1594: Pentane, 2,4-dimethyl- 43 57 . 5.00 5.20 5.40 5.60

N 5000 - m/z 68.65% •

27 85 I 53, • i''' ■ i' " ' r 69 ' i' " ' r "' i " " i1' ■' i' 100 . ........................... . (I ,I m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 Abundance #735: Butane, 2,3-dimethyl- —I 42 ___ 5.00 5.20 5.40 5.60 m/z 42.10 60.88% 5000 71 27

m/z-> " i" " r 20 25 "r"‘r' 30 35 40 45 + 55 50 55 60 65 70 86 TPTTTTT — m '1TTTPPTP i -per 75 80 85 90 95 100 105 5.00 5.20 5.40 5.60

27639.D NP112701.M Thu Dec 20 11:36:58 2001 Page 3

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