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← Document results/DEP Box 15/GCMS X 5/24/02 A 5/28/02
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GCMS calibration table for TCLP extraction method

Machine-extracted title · confidence 90%

GCMS analysis results for sample AE12287 dated June 4, 2002, documenting unknown compounds and surrogate recovery.

NYC-WTC_000014004–000014032

Folder label: “GCMS X 5/24/02 A 5/28/02

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Scanned page image, NYC-WTC_000014023
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OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document Liprary bearen compound keport Data File : C:\MSDCHEM\1\DATA\052802\12287.D Vial: 6 Acq On : 28 May 2002 6:22 pm Operator: McLean Sample : 5/24 ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integfator) Title : 508 Modified GC/MS scan ** Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 12 Methylene Chloride Concentration Rank 13 R.T. EstConc Area Relative to ISTD R.T. 5.15 0.39 ug/L 266473 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Methylene Chloride 84 CH2C12 000075-09-2 4 2 Methylene Chloride 84 CH2C12 000075-09-2/4 3 Methylene Chloride 84 CH2C12 000075-0972 4 4 Methylene Chloride 84 CH2C12 000075-09-2 4 Abundance Scan 352 (5.147 min): 12287.D (-347) (-) m/z 49.10 100.00% 49

86 5000 43 83 38

iz-> Abundance O+ av 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 #111039: Methylene Chloride 58 mmmmmm 1 ThupT

49 84 5000 ■ ■ i ■ ' ■ ■ i ■ 1 ■ ■ i ' 1 1 1 i 1 1 1 1 i ' 4.80 5.00 5.20 5.40 m/z 43.10 35.57% 71 77 . 88 Hm n/z-> Abundance 0! ————————2831 5 ——— 3538 ———43 |, 152 57 “uumnm—67 m—mmomgt t 10 15 202530 35 404550556065 70 75 80859095 #12327: Methylene Chloride WW/npamsotl 49 T-r-]-T-r-r-r-r-r-r-r-r-[-r 84 4.80 5.00 5.20 5.40 5000i m/ z 82.90 28.49%

14 18 24 2831 353841 0 "ITHHp 152 )| ________ TO_____ , 88 I fi > > 11 > । > 11 > > 11 > > > il-> i > > i ■ > ■ > । ■ t - m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111041: Methylene Chloride ■ ' i • > ■ ‘ i ■ 1 ■ i ' i ■ ' i ■ ■ TT 49 4.80 5.00 5.20 5.40 m/z 84.00 25.88% 84 5000

46 2629 41 | 152 59 65 73 77 88 0 . . | . . . . | . . . l-pT! . | . | I I 7i | I | | | | | | | I | | > ] | I | I | | 1ummmmmuf Hmp T-r-r-r-r-r-rj-T-T-r-ry-r-T-r-r-j^^ n/z—> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 4.80 5.00 5.20 5.40

12287.D 052202.M Thu May 30 10:40:29 2002 Page 15

NYC-WTC_000014023

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NYC-WTC_000014023Source: NYC Law Department, mirrored locally

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