GC/MS results for unknown compounds and surrogates, sample AE10983, May

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Laboratory report showing GC/MS analysis of sample AE10983 with surrogate recovery data for 2,4-DDD.

NYC-WTC_000023949–000023969

Folder label: “GCMS X 5/10/02 A 5/14/02”

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NYC 9/11 Public Portal Document

Data File : C:\MSDCHEM\l\DATA\051402\10983.D Vial: 12 Acq On : 14 May 2002 10:28 pm Operator: Mclean Sample : 5/10 kb Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 4 Acetic acid, dichloro-, eth... Concentration Rank 7

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

3.76 0.40 ug/L 382695 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Acetic acid, dichloro-, ethyl ester 156 C4H6C12O2 000535-15-9 9/ 2 Furan, 2,5-dihydro-3-methyl- 84 C5H80 001708-31-2/7 3 Ethanone, 1-oxiranyl- 86 C4H602 004401-11-0 5 000430-51-3 4

_7 4 2-Propanone, 1-fluoro-_____________ 76 C3H5FO Abundance - Scan 115 (3.755 min): 10983.D (-112) (-) m/z 43.10 100.00% 43

5000

35 51 co 83 3.40 3.60 3.80 4.00 4.20

miz-> 0- 10.. 10pomm20ijell ,, 1.... 1. 11 ........................................... 30 40 50 60 70 80 90 100 110 120 130 140 150 160 m/z 82.90 11.25% Abundance #108006: Acetic acid, dichloro-, ethyl ester 29

5000 AW340 3.60 3.80 4.00 4.20 m/z 51.00 10.98% 15; 48 83

miz-> 0- 1 37,. 57 65 73, || — ' I ' 1 11 I ’ ’ * 1’ ’. ‘ ' | ■ > " ) ' ' ") > . .■.■■p-l 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 93 101 111 123 140 I | I I I I | I M ! | I I I I | I I !! | I I 154 MMhWMPWMMynpa Abundance #386: Furan, 2,5-dihydro-3-methyl- 29 41 84 340 3.60 3.80 4.00 4.20 69 m/z 86.00 8.68% 5000 56

TT 10 20 30 40ML 2— 0- Tt ‘' I ■' -' l • ■ - ■ I ■''' I'' - ■ I ■ ■' ■ I' - • ■ 11 - ■ 1111 m/z-> 50 60 70 80 90 100 110 120 130 140 150 160 Abundance #109927: Ethanone, 1-oxiranyl- 4 340 3.60 3.80 4.00 4.20 m/z 85.00 8.25% 5000

71 86 29 55 w N . 1 . amaar. awy ANAAW . A/ 0 -----Trr rHipodnejinm TTTn 11 ’10101110117001111111111011—03010-1ttN3T m/z-> 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 3.40 3,60 3.80 4.00 4.20

10983.D 050102.M Thu May 16 14:39:40 2002 Page 7

NYC-WTC_000023960

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GC/MS results for unknown compounds and surrogates, sample AE10984, May · Box DEP Box 18

NYC-WTC_000023991

Laboratory report showing GC/MS analysis of sample AE10984 with surrogate recovery data for 2,4-DDD.

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