NYC-WTC_000044338
Laboratory comment noting low recovery in initial GCMS scan of sample AE08264, resulting in re-extraction.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗Laboratory report documenting GCMS analysis of sample AE09565 conducted on May 6, 2002.
NYC-WTC_000044349–000044359Folder label: “GCMS X 4/23/02 A 4/26/02”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report
Data File C:\HPCHEM\1\DATA\MAYO1O2\9565.D Vial: 4 Acq On 1 May 2002 10:51 am Operator: Sample gc/ms scan 4/23 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P
Quant Method : C:\HPCHEM\1\METHODS\GCMS0501.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 2
R.T. EstConc Area Relative to ISTD R.T.
8.19 16.74 ug/1 879359 1,4-Dichlorobenzene-d4 12.21
Hit# Of 5 'entative ID MW MolForm CAS# Qual
1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 64 2 CH2=CHCHZC(O)OCH3 100 C5H802 003724-55-8 9 3 2,3-Butanedione, monooxime 101 C4H7NO2 000057-71-6 5 4 Morpholine, 4-methyl- 101 C5H11NO 000109-02-4 5 Abundance Scan 343 (8.185 min): 9565.D (-) m/ z 43.05 100.00% 43
5000 59
I I I I I I I I > I l—I I I I •" I I I I I I i 101 780 8.00 8.20 8.40 8.60 30| 5311 69 1 i 1 ' 1 •i 1 83 ' 1 i .0 m/z 59.10 43.84% m/z-> 10 20 30 40 50160 70 80 90 100 110 Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 40
----- 5000 59 7.80 8.00 8.20 8.40 8.60 m/z 58.10 15.26% 27 101 49 — 83 1 ■ । 1 1 1 1 । m/z->_____ 10 20 1— 30 —40 50 । I ■ > 1 ■ । ■ ■ - - । ■' ■ ■ । I । 60 70 80 90 - 100 110 Abundance #1448: CH2=CHCH2C(O)OCH3 43 7.80 8.00 8.20 8.40 8.60 5000- m/z 101.15 13.52%
m/z-> 10 20 30 38 4 40 50 —.58—72 60 70 80 10* 90 100 100 110 Abundance #1607: 2,3-Butanedione, monooxime ■ । ' 1 ■ ' । 1 1 1 1 i ■ 1n"i ■ 1 1 1 i 1 1 43 7.80 8.00 8.20 8.40 8.60 m/z 41.05 7.32%
5000
15 101 ....... 1......... 30 38 1 ■ i 1 1 ■ 1 i ’ ' 1 1 1 1 1 1 1 1 1 51 58 ' I1-' 1 1 I ' ——————— 1 I I I I I I I I I I I I I I I I I I I ' I■ I ■I ■ I
m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00 8.20 8.40 8.60
9565.D GCMS0501.M Thu May 02 05:30:40 2002 Page 1
NYC-WTC_000044356
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000044338
Laboratory comment noting low recovery in initial GCMS scan of sample AE08264, resulting in re-extraction.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044836
Laboratory report showing gas chromatography-mass spectrometry results for unidentified organic compounds in sample AE10165 on May 10, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044804
Laboratory report documenting GCMS analysis of sample AE10159 conducted on May 10, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044815
Laboratory report documenting GCMS analysis of sample AE10161 conducted on May 10, 2002.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045386
GCMS analytical report for sample AE10522 showing unknown compounds and surrogate recovery data from May 22, 2002.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000043291
GCMS results for sample AE09521 showing surrogate recovery and unknown compounds dated May 6, 2002.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044268
Laboratory report documenting GCMS analysis of sample AE07484 conducted on May 6, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000043310
GCMS results for sample AE09524 showing surrogate recovery and unknown compounds dated May 6, 2002.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000043352
GCMS results for sample AE07001 showing surrogate recovery and unknown compounds dated April 29, 2002.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023316
Laboratory report showing GC/MS analysis results for sample AE09578 including surrogate recovery data on May 16, 2002.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023811
Laboratory report of GCMS analysis for sample AE09676 conducted on May 23, 2002, showing surrogate recovery data.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005473
Laboratory report listing unknown compounds and surrogate recovery data for sample AE02711.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
Page similarity is temporarily unavailable or this page has no indexed vector.
Readers open these alongside this record — through an Ask answer, the same folder, or indexed similarity. Not a claim they are about the same event.
NYC-WTC_000044239
Single-page administrative log from DEP Box 25 covering GCMS X analyses dated between April 23 and April 26, 2002.
Filed in the same folder
NYC-WTC_000044240
Fragmented page from a GCMS record series dated between April 23 and April 26, 2002, likely containing analytical data.
Filed in the same folder
NYC-WTC_000044245
Laboratory report of a GCMS blank analysis (Sample AE07484) conducted on May 2, 2002, checking for background contamination.
Filed in the same folder
NYC-WTC_000044253
Calibration report listing quantified values for various organic compounds including nitrosamines and chlorobenzenes used for instrument verification.
Filed in the same folder
NYC-WTC_000044257
Calibration record for GCMS analysis using standard compounds, generated on April 26, 2002, to ensure instrument accuracy.
Filed in the same folder