GCMS surrogate recovery report, sample AE12283, June 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\l\DATA\0610022\12283.D Vial: 11 Acq On : 10 Jun 2002 7:10 pm Operator: Sample : gc/ms scan 6/7 Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSClNT.e

Quant Method : C:\MSDCHEM\1\METHODS\060302.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L Peak Number 5 2-lmidazolidinone Concentration Rank 3 R.T. EstConc Area Relative to ISTD R.T. 3.84 4.01 ug/L 3186600 1,4-dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-lmidazolidinone •86 C3H6N20 000120-93-4 7 2 Phosphonic difluoride 86 F2HOP 014939-34-5/5 3 2-lmidazolidinone 86 C3H6N20 000120-93-4 4 4 3-Butenoic acid 86 C4H602 000625-38-7 4 Abundance Scan 129 (3.837 min): 12283.D (-128) (-) m/ z 86.00 00.00% 80

5000- 47 83 52 43 70 3.40 3.60 3.80 4.00 4.20 Or '' i ■ ■" i ■ “' i ■ ■ ■ ■ ।1"11111111 ------ TPPTT 1 r ■" i “ m/z 47.10 26.33% miz-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #34609: 2-lmidazolidinone 30 86

5000 3.40 3.60 3.80 4.00 4.20 42 m/z 48.10 20.39% *27 391 55^ Of I I I I | ■ rt 1 1 p 1 I mmmmmmpt 1,11" " i" miz-> Abundance 20 25 30 35 40 TIT 45 50 55 60 65 70 #34889: Phosphonic difluoride 75 80 85 90 95 Uwou 86 3.40 3.60 3.80 4.00 4.20 5000 69 m/z 83.00 19.57%

n/z-> Of ■■ i 20 । 31 ।1 “ 25 30 35 40 45 50 55 60 65 70 47 50 66

■ i ■ ■ ■ ‘ I' " ■ i 75 80 85 71/44’4144 90 95 PMMMA*hn Abundance #108253:2-lmidazolidinone 30 86 3.40 3.60 3.80 4.00 4.20 m/z 85.00 16.70% 5000

42 Mwh 27 39, 5458 71 0 — nthi 111" ■ 11 ■" 1111' i “ ■ ■ i ■ ■ ■ ■ i111' i ■ ■ ■11 ■ ■ ■ ■ i1 ‘ ■11 ■ ■ ■ ■ i ■ ■ ■111 13.40 3.60 3.80 4.00 4.20 m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95

12283.D 060302.M Tue Jun 11 08:23:46 2002 Page 8

NYC-WTC_000015708