GCMS comments for sample AD28599, Dec 2001

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Laboratory analyst notes on GCMS scan results and recovery rates for sample AD28599 analyzed in early December 2001.

NYC-WTC_000034790–000034798

Folder label: “GCMS X 11/23/01 A 11/29/01”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\NOV2901\28652.D Vial: 41 Acq On : 30 NOV 2001 2:17 am Operator: 209 GALOS Sample : 11/23 scan Inst : GC/MS 209 Mise 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.L ********************************************************************* Peak Number 2 1,4-Dichlorobenzene-d4 Concentration Rank 2

R.T. EstConc Area Relative to ISTD R.T. 11.57 0.50 ug/1 105450 1,4-Dichlorobenzene-d4 11.69

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 1,4-Dichlorobenzene-d4 150 C6C12D4 003855-82-1 53 2 Benzene-1,2, 3,4-d4-, 5,6-dichloro- 150 C6C12D4 002199-69-1 16 3 Benzaldehyde, 2-hydroxy-3-methoxy- 152 C8H803 000148-53-8 10 4 Acenaphthylene _____ __________________ 152 C12H8 000208-96-8 10 Abundance Scan 710 (11.565 min): 28652.D (-) m/z 149.90 100.00% 150

5000 115 52 78 T 1 1 I 1 11.20 11.40 11.60 11.80

miz-> 30 3844 + 61 —. 87 L II TTIII m/z 151.90 - ! I I I | I I I I | !'! 1 ■ । • ■ ■ ■ ।' ■ ’ • ।'' 40 50 60 70 80 90 100 110 120 130 140 150 160 62.12% Abundance #9593:1,4-Dichlorobenzene-d4 150

115 _ 5000 TI T T‘ 1 TT 78 11.20 11.40 11.60 11.80 52 m/z 115.00 34.49% 35 87 - ' ' I 1 ' ' 1 1 1 1 1 1 I '"1111 ri" 1— TIII miz-> 30 40 50 60 70 80 90 100 110 120 130 140 150 160 Abundance #9592: Benzene-1,2,3,4-d4-, 5,6-dichloro- 150 ........ _ ' I ' ' I 1 ' ' ' i 1 ' .. ............... 115 11.20 11.40 11.60 11.80 5000 52 78 m/z 78.05 19.91%

35 87 । l । ■ 11 ■ 11। * —............ I..... T-p-m-p-r i' ■ ■ ■ i ■ • ■ ■ i ■ m/z-> 30 40 50 60 70 80 90 100 110 120 130 140 150 160 Abundance #66892: Benzaldehyde, 2-hydroxy-3-methoxy- i-j-r 152 11.20 1140 11.60 11.80 m/z52.0015.83% 106 5000 53 81

122 ।

m/z—> ' I ' ' ’' I' ' ' ' 1 1 30 40 50 ' I' ' ' ' I ' 60 70 92 TTT "I‘ 80 90 100 .II1101. 120—136 . 1 130 140 150 160 ■ ' i 1 . I1 1 । | । ' TTT i'. . . q j i i . | > 11.20 11.40 11.60 11.80

28652.D GCMS1126.M Fri Nov 30 15:37:15 2001 Page 2

NYC-WTC_000034797

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