NYC-WTC_000039560
Laboratory report documenting GCMS analysis of sample AE06453 conducted on April 19, 2002, by the DEP.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗Laboratory report documenting GCMS analysis of sample AE06454 conducted on April 19, 2002, by the DEP.
NYC-WTC_000039574–000039587Folder label: “GCMS X 3/19/02 A 4/17/02”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report
Data File : C : \HPCHEM\ 1 \DATA\APR1 7026454.D Vial: 12 Acq On : 17 Apr 2002 6:59 pm Operator: Sample : gc/ms scan 3/19 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0412.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 Silane, tetramethyl- Concentration Rank 1
R.T. EstConc Area Relative to ISTD R.T.
8.10 1.97 ug/1 231216 1,4-Dichlorobenzene-d4 12.21
Hit# of 5 Tentative ID MW MolForm CAS# Qual ----------------- ,------------------------ 1 Silane, tetramethyl - 88 C4H12Si 000075-76-3 47 2 N-Ethylformamide 73 C3H7NO 000627-45-2 9 3 Pentane, 3-methoxy- 102 C6H140 036839-67-5 9 4 Butane, 2-methoxy-2-methyl-______ 102 C6H140 000994-05-8 9 Abundance Scan 333 (8.105 min): 6454.D (-) m/ z 73.00 100.00% 73
5000 43 —r-r-r-p-r-TT-p-r-r-rT-rT-r-^ 87 103 7.80 3.00 8.20 8.40 38TL 1 1 ,' ,1 1 ............ LL ' 1 1 1 1 ' ' 'I' + I I | I TIT | I I i | | !1i i | | r m/z 43.05 27.09% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62932: Silane, tetramethyl- 73
5000 ' 1 ' 1 ' ' ' ' 1 " ! I | I ‘ 1 ' | ll I I | 7.80 8.00 .20 8.40 m/z 41.05 11.33% 45 15 1 53 59 ।| 88 ——— m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #292: N-Ethylformamide 33 73 4-4AA—444 ff 1 ' 1 i 7.80 8.00 8.20 8.40 5000 m/ z 44.95 9.86% 44 58
15 I ------- i 1 1 1 1 i i ■ ■ ■ ■ । । । ■ j ■ ■ ■ ■ । i> ' ' । » m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1793: Pentane, 3-methoxy- 1 ■ > r14 ■ ' i ' 1 1 ' i ■ •■ > i ■ • T ■ i 73 7.80 8.00 8.20 8.40 m/z 71.00 7.37% 5000 45
_ 55 r ----- l ■ ■ i • ■ ■ ■ i • • ■ ■ i • ■ ■ ■ । ■ ■ ■ i ■ ■ ■ ■ i 1 1 1 1 i 1 ■ i 1 ' ■ ■ । 1 m/z—> 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00 8.20 8.40
6454.D GCMS0412.M Thu Apr 18 09:13:18 2002 Page 1
NYC-WTC_000039581
OCR can misread numbers and units. Confirm readings against the page image before using them.
Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000039560
Laboratory report documenting GCMS analysis of sample AE06453 conducted on April 19, 2002, by the DEP.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000039522
Laboratory report documenting GCMS analysis of sample AE06450 conducted on April 19, 2002.
Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000039681
Surrogate recovery data for sample AE06423 analyzed by GCMS on April 18, 2002.
Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000039545
Laboratory report documenting GCMS analysis of sample AE06452 conducted on April 19, 2002, by the DEP.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005435
Laboratory report listing unknown compounds and surrogate recovery data for sample AE02646.
Similar document embedding; no shared entity or topic indexed. · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049134
Laboratory report documenting GCMS analysis of sample AE08833 conducted on April 25, 2002, showing detection of unknown compounds.
Similar document embedding; no shared entity or topic indexed. · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047979
GCMS analysis report for sample AE05749 showing surrogate recovery and unknown compounds from April 2002.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048069
GCMS analysis report for sample AE08216 showing surrogate recovery and unknown compounds from April 2002.
Similar document embedding; no shared entity or topic indexed. · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000058325
Gas chromatography-mass spectrometry analysis of environmental sample AE04801 conducted April 4, 2002, detecting unknown compounds and surrogates.
Similar document embedding; no shared entity or topic indexed. · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000058697
GCMS analysis report for sample AE04947 conducted on April 5, 2002.
Similar document embedding; no shared entity or topic indexed. · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011877
Laboratory report documenting GCMS analysis of environmental sample AE04411 conducted on April 3, 2002.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005448
Laboratory report listing unknown compounds and surrogate recovery data for sample AE02647.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000038196
Laboratory report documenting GCMS analysis of sample AD31588 conducted on February 28, 2002.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000038167
Laboratory report documenting GCMS analysis of sample AD31587 conducted on February 28, 2002.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011747
Laboratory report documenting GCMS analysis of sample AE04126 conducted on April 1, 2002, by analyst DLV.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000058416
Analytical run record from April 2, 2002, documenting unknown compounds and surrogate recovery for sample AE04594.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000009676
Analytical results page for sample AE01154 processed on March 4, 2002, showing surrogate recovery data.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000009594
GCMS results for sample AE00940 showing surrogate recovery data analyzed on March 4, 2002.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗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_000039437
Department of Environmental Protection site log sheet for the World Trade Center area covering March and April 2002.
Filed in the same folder
NYC-WTC_000039438
Fragmented page from a GCMS record series dated April 2002 within DEP Box 23 archives.
Filed in the same folder
NYC-WTC_000039441
Calibration report for GCMS analysis of sample AE06430 conducted on April 17, 2002.
Filed in the same folder
NYC-WTC_000039445
Laboratory report documenting GCMS reference analysis of sample AE06430 conducted on April 17, 2002.
Filed in the same folder
NYC-WTC_000039453
Laboratory report documenting GCMS blank analysis of sample AE06430 conducted on April 17, 2002.
Filed in the same folder