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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_000015719
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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 16 Propiolonitrile Concentration Rank 16 R.T. EstConc Area Relative to ISTD R.T. 5.51 0.45 ug/L 354553 1,4-dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Propiolonitrile 51 C3HN 001070-71-9 4 2 Ethanol, 2,2,2-trifluoro- 100 C2H3F30 000075-89-8 2 3 Ethanol, 2,2,2-trifluoro- 100 C2H3F30 000075-89-8 2 4 Ethanol, 2,2,2-trifluoro- 100 C2H3F3O 000075-89-8 2 Abundance Scan 413 (5.506 min): 12283.D (-409) (-) m/z 51.05 100.00% 51 84

5000 35 57 ■ ■ ■ i ■ ■ ■ • i 1 ■ ■ 1 i ' ‘ ■ i • ■ ■ ■ i 44 5.20 5,40 5.60 5.80 1 1 1 1 1 ' 1 I ' 1 ■ 1 l, |‘fl­ m/z 84.00 81.34% 0! r1 1 ■ i ■ ■ ■ ■ i ■ ■ ■ ■ i miz-> ip 20 30 40 50 60 70 80 90 100 Abundance #12371: Propiolonitrile 51

5000 ■ ■ ■ । ■ i ■ • ■ ■ । • ■ ■ ■ । ■ ' ■ ■ । 5.20 5.40 5.60 5.80 m/z 49.10 33.05% 0! . . . 12, 18 , 7.32 38 . 46 miz-> 10 20 30 40 50 60 70 80 90 100 Abundance #108313: Ethanol, 2,2,2-trifluoro- 31 ■ ‘ i ■ ■ ■ ' i ■ ■ ■ ■ i ' ■ ■ ■ i ■ ■ ‘ ■ i 5.20 5.40 5.60 5.80 5000- m/ Z 35.10 28.77%

51 61 "AMlss MVMhawy iz-> 0 13 19 26 IIIII1III'i1 ■ 1 1 i ' 10 20 30 40 44 50 60 70 ,il f... 80?1...... 90 199 100 Abundance #1043: Ethanol, 2,2,2-trifluoro- 31 5.20 5.40 5.60 5.80 m/z 81.90 27.92% 5000

61 51 I 69 81 0 14 19 26 — Frt /1tt ,44, , - 11Bmnnnnn1/d.100 44 n/z-> 10 20 :30 40 50 60 70 80 90 100 5.20 5.40 5.60 5.80

12283.D 060302.M Tue Jun 11 08:24:37 2002 Page 19

NYC-WTC_000015719

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NYC-WTC_000015719Source: NYC Law Department, mirrored locally

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