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GCMS surrogate recovery report, sample AE12283, June 2002

Machine-extracted title · confidence 100%

Report documenting the recovery percentage of the 2,4-DDD surrogate standard used to validate gas chromatography-mass spectrometry analysis.

NYC-WTC_000015696–000015724

Folder label: “GCMS X 6/7/02 A 6/10/02

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Scanned page image, NYC-WTC_000015716
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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: 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 13 Carbonic chloride fluoride Concentration Rank 11 R.T. EstConc Area Relative to ISTD R.T. 4.71 1.39 ug/L 1106600 1,4-dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Carbonic chloride fluoride 82 CC1FO 000353-49-1 9 2 2-lmidazolidinone 86 C3H6N20 000120-93-4 4 3 2-lmidazolidinone 86 C3H6N20 000120-93-4 4 4 1-Buten-3-yne, 2-chloro- 86 C4H3C1 017712-36-6 4 Abundance Scan 277 (4.707 min): 12283.D (-275) (-) m/z 86.00 100.00% 85

47 5000 51 42 35 ■ ‘ ' i • ■ ' ■ i ■ ■ ■ ■ i ■ ■ > ■ i ■ • ■ ■ i

38 4.40 4.60 4.80 5.00 01Tm—0——EDTpmtuhr 11114-111112121111111117171137 ‘ ‘1‘111117 m/z * 47.10 65.06% m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #12296: Carbonic chloride fluoride 47

5000 82 ■ ■ 1 i ■ • ■ ■ i ■ ■ ■ ■ 'i 1 1 1 1 i ' 1 1 1 I

44 4.40 4.60 4.80 5.00 m/z 84.00 45.71% 28 35 63 12 18 | 31 38 54 60 | 66 77 85 01TTWTTNTTTgu TT *—* *‘1’4 miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #34609:2-lmidazolidinone 30 85 ■ ' ■ i ■ ■ ■ ■ i ■ • • ■ i ' 1 1 1 i 1 1 1 1 I 4.40 4.60 4.80 5.00 5000 m/z 51.10 31.30% 42 27 Of +39+ 5558 n| ■ "1111 ■! 111 ■ | | ■1 niz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #108253:2-lmidazolidinone ■ ■ ■ i ■ • ‘ 1 i ■ ■ ■ 1 i ■ ■ ■ 1 i ■ ■ ■ • i 33 86 4.40 4.60 4.80 5.00 m/z 42.00 24.16% 5000

42 "MMM"MpwWspuy Tl/Z-> 27 0 “ i ■ ■" i" " i" " i ■ * ■ • i ■1 ■ 39. 54 58 71 ■■ i11 111'■ TICTmlammomi 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Imm ■ ' I ' ‘ ‘ ' I ‘ ' 1 ' I ‘ ‘ ‘ ' I ‘ 4.40 4.60 4.80 5.00 ‘ ' I

12283.D 060302.M Tue Jun 11 08:24:23 2002 Page 16

NYC-WTC_000015716

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NYC-WTC_000015716Source: NYC Law Department, mirrored locally

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