DEP water sample drip rate log, June 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File C:\MSDCHEM\1\DATA\060602\603LB.D Vial: 3 Acq On 6 Jun 2002 12:57 pm Operator: McLean Sample 6/3 eh Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\060302.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L

Peak Number 7 Propanoyl chloride Concentration Rank 7

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

3.96 0.94 ug/L 729825 1,4-dichlorobenzene-d4 9.89

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Propanoyl chloride 92 C3H5C1O 000079-03-8 1 2 Difluorine monoxide 54 F20 007783-41-7/1 3 Nitrosyl chloride 65 CINO 002696-92-6 1 4 2-Chloroethanol 80 C2H5C1O 000107-07-3 1 Abundance Scan 150 (3.961 min): 603LB.D (-149) (-) m/z 35.10 00.00% 35

86 A *J M“Wnhooph hw PN 5000 51 3 60 3.80 4.00 4.20 4.40 0- 2 — ........ I m/z 86.00 45.58%

P. ■ ■ i ' ■ ■ ■ i 1 ■ ■ ■ i ■ ■ ■ ■ i ■ ‘ ■ i ■ ■ ■ ■ i ■ ■ ■ ■ i ■ •

m/z-> 0 10 20 30 40 50 60 70 80 90 100 Abundance #472: Propanoyl chloride 29 57

5000 3.60 3.80 4.00 4.20 4.40 m/z 51.10 30.45% 35 42 49 _*— miz-> 0- 0 2 , 10 1, ■. 20 24 30 40 50 65 71 76 82 i t i ‘ i • t ■ • ■ * l • ■ ■ * i • > * ‘ i ■ 60 70 80 91 90 100 Abundance #1180: Difluorine monoxide 35 54 360 3.80 4.00 4.20 4.40 5000 16 ^t/z^

0- ■ • । ■ ■ ■ ■ । • ■ i ■ ■ ■ ■ i ■ ■ ' ■ i ■ ‘ ■ ■ i ■ ■ ‘ I ' ‘ ' I ' ' ' ' I ' ' ' ' I ' ' ' ' I ' n/z-> o 10 20 30 40 60 50 70 80 90 100 Abundance #713: Nitrosyl chloride 30 360 3.80 4.00 4.20 4.40 m/z 48.00 13.79% 5000

35 MM., 14 49 0 ■ ■ i ■ ■ ■ ■ I ■ 1 । । . ' ‘ ‘ ‘ ' I ‘ ' 1 ''T' 1 ' ‘ I ' ‘ ‘ ‘ 1 ‘ ‘ I ’ ‘ ' I ' ■ ‘ ‘ I ' n/z-> 0 10 20 30 40 50 60 70 80 90 100 3.60 3.80 4.00 4.20 4.40

603LB.D 060302.M Mon Jun 10 10:20:43 2002 Page 10

NYC-WTC_000015355