GCMS comments for sample AE10206 re-extraction, May 2002

NYC 9/11 Public Portal Document --- 2 ‘‘LT

Data File : C:\MSDCHEM\1\DATA\051602\10206.D Vial: 7 Acq On : 16 May 2002 7:25 pm Operator: Mclean Sample : 5/10 eh Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\l\METHCDS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L

Peak Number 1 Acetonitrile, dichloro- Concentration Rank 5

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

3.60 0.26 ug/L 221266 1,4-Dichlorob'enzene-d4 9.94 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Acetonitrile, dichloro- 109 C2HC12N 003018-12-0 74 2 Acetonitrile, dichloro- 109 C2HC12N 003018-12-0/39 3 Allyl mercaptan 74 C3H6S 000870-23-5 9 4 Thiirane, methyl- 74 C3H6S 001072-43-1 9 Abundance Scan 88 (3.596 min): 10206.D (-83) (-) m/ z 74.00 100.00% 74 82 5000 47 38 3.20 3,40 3.60 3.80 4.00

mfe-> 0! .............. 10 20 30 locil.. 40 50 58 TIT 60 70 1 ■ i ■ 80 Tli ,88 1 - i > ■ ■ । । 1 ■ ■ ■ i ■ ■ ■ ■ i 90 100 110 m/z 82.00 52.88% Abundance #28338: Acetonitrile, dichloro- 74

82 ----- 5000 47 3.20 3.40 3.60 3.80 4.00 m/z 84.00 42.61% 35

miz-> 01 —1022 20 30 l 40 50 60 62........ i TI3 ■ 1 i 1 1 ■ ■ । 1 70 80 . 108 i ■ i ■ ■ • • । । 90 > l > । ■ 1 I 100 110 "oNyaontk. Abundance #115342: Acetonitrile, dichloro- 74 35 3.20 3.40 3.60 3.80 4.00 5000 82 m/z 76.00 31.07% 47

Of ■ ■ i ■ • ■ . । । 1 > > j > ■11 11 ' ' ’Ili ' ' ■ ' i ' ■ 1 ■ i ■ IIBanIIIIIIDTIp n/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #28161: Allyl mercaptan . [M , 41 74 3.20 3.40 3.60 3.80 4.00 m/z 47.05 23.13%

miz-> 5000

0 ---4l 10 20 30 40 27 33 । 47

50 59 . i 1 1,1 I ' ' 60 6841 70 ■ i ■ 1 1 ‘ । ■ 1 ■ ■ । ■ ■ ■ ■ i ' ■ ' ■ । 80 90 100 110 A 3.20 3.40 3.60 3.80 4.00

10206.D 050102.M Fri May 17 15:02:39 2002 Page 4

NYC-WTC_000024175