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Laboratory blank analysis results, sample AE11755, May 2002

Machine-extracted title · confidence 90%

Blank analysis for sample AE11755 to verify absence of contamination in laboratory equipment and procedures, completed May 13, 2002.

NYC-WTC_000016024–000016054

Folder label: “525 X 5/10/02 A 5/13/02

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Scanned page image, NYC-WTC_000016045
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\MSDCHEM\1\DATA\051302\LBA0513.D Vial: 8 • Acq On : 13 May 2002 5:46 pm Operator: Bohlk / Inst 213 Sample : LB 5/10/02 Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\MSDCHEM\1\5973N\050802.M (RTE Integrator) Title : Quantitation For Method 525.2 Library : C:\DATABASE\WILEY7N.L

Peak Number 12 Eicosane Concentration Rank 15

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

22.75 0.05 ug/L 44152 Phenanthrene d-10 22.53

Hit# of 5 Tentative ID MW MolForm CAS# Qual l Eicosane 282 C20H42 000112-95-8 72 2 Heptadecane $$ n-Heptadecane $$ ... 240 C17H36 000629-78-7 72 3 Tetratetracontane $$ n-Tetratetr... 619 C44H90 007098-22-8 72 4 Tetracosane (CAS) $$ n-Tetracosane 338 C24H50 000646-31-1 72 Abundance Scan 1287 (22.749 min): LBA0513.D (-) m/z 57.10 100.00%| 57

5000 99 .... A m/z-> 0 0 T > . I 111............................ . . . ( | . . . . , . , , I | , . . . 1 . , , , | . . . , , , I I I | I I I I | I I I I | I I I I | I 1 50 100 150 200 250 300 350 400 450 500 550 600 22.40 22.60 22.80 23.00 m/z 71.00 91.101

Abundance #228992: Eicosane 57

5000 .......... 22.40 22.60 22.80 23.00 m/z 85.10 52.481

miz-> 0 - 14441 282 1’’11101’1’0011nuumVOmmTmuu’!’3 0 50 100 150 200 250 300 350 400 450 500 550 600 Abundance #174546: Heptadecane $$ n-Heptadecane $$ Normal-heptadecane 57 MMilalM 22.40 22.60 22.80 23.00 5000 m/z 55.10 39.931

99

0 15114 A 141 183 240 I (bLay.. 1 f.'. 11.1 r. 11.. 11.... । >.., ।..,, ।. 1111111111111111111 m/z— > ______ 0 50 100 150 200 250 300 350 400 450 500 550 600 Abundance #383557: Tetratetracontane $$ n-Tetratetracontane 57 22.40 22.60 22.80 23.00 m/z 99.10 25.511

5000 A

j 141 183 225 267 309 351 393 435 491 535 574 617 m/z—> 0 1541, fnfrtratrutput i-| i in । । 11 F| i m ] n i r |-ri ri । i i i i f i i i 0 50 100 150 200 250 300 350 400 450 500 550 600 ' I ■ ■ ■ ■ I ■ ‘ 22.40 22.60 22.80 23.00 ' I '

BA0513.D 050802.M Tue May 14 10:36:16 2002 Page 14

NYC-WTC_000016045

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NYC-WTC_000016045Source: NYC Law Department, mirrored locally

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