NYC-WTC_000036953
Laboratory report of GCMS blank analysis for sample AD29665 conducted on December 15, 2001.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗Laboratory report of GCMS blank analysis for sample AD29565 conducted on December 15, 2001.
NYC-WTC_000037086–000037094Folder label: “GCMS X 12/10/01 A 12/15/01”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report
Data File C:\HPCHEM\1\DATA\DEC14 01\LBD.D Vial: 14 Acq On 15 Dec 2001 3:13 pm Operator: 209 GALOS Sample gems scan 12/10 a Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P
Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 1,3-Dioxolane, 2-methyl- Concentration Rank 1
R.T. EstConc Area Relative to ISTD R.T.
7.60 2.84 ug/1 791409 1,4-Dichlorobenzene-d4 11.68
Hit# of 5 Tentative ID MW Mol Form. CAS# Qual
1 1,3-Dioxol me, 2-methyl- 000497-26-7 9 88 C4H802 2 N-Ethylformamide 000627-45-2 9 73 C3H7NO 3 Pentane, 3-methoxy 036839-67-5 9 102 C6H140 4 1,3 -Dioxolane, 2-(3-bromo-5,5,5-tri 352 C10H16BrC13O2 000000-00-0 9 Abundance Scan 278 (7.599 min): LBD.D (-) m/ z 73.00100.00% 73
5000 43
87 103 7.20 7.40 7.60 7.80 8.00 3? |, | 50 55 .50 67, 1 TIBBEEn/mm m/ z 43.00 27.06% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62902: 1,3-Dioxolane, 2-methyl- 73
5000 43 7.20 7.40 7.60 7.80 8.00 58 m/ z 44.9.5 10.32% 87 • ■ i ■ ■ ' ' i. 27 1 m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #292: N-Ethylformamide 30 73 1 i 7.20 7.40 7.60 7.80 8.00 5000 m/z 41.00 9.61% 44 58
15........J TT1B.BT i ]-i-r-r-r-|-r-r-r-r IT t ... I.... .............. miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1793: Pentane, 3-methoxy- IIt M r l , . i । , , TIIm 73 7.20 7.40 7.60 7.80 8.00 m/z 71.00 6.93% 5000 45
27 33 39. 55 i • ■ ■ ■ i • • ■ ■ । ■ 'i । m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.20 7.40 7.60 7.80 8.00
LBD.D GCMS1126.M Fri Dec 28 13:31:09 2001 Page 1
NYC-WTC_000037092
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000036953
Laboratory report of GCMS blank analysis for sample AD29665 conducted on December 15, 2001.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036503
Laboratory report documenting GCMS blank analysis for organic compounds conducted on January 4, 2002, showing results below detection limits.
1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037367
Blank quality control analysis for gas chromatography-mass spectrometry, completed January 30, 2002, measuring multiple semi-volatile organic compounds below method detection…
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036210
Reference analysis results for target analytes used to verify GCMS instrument performance in December 2001.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036695
Calibration table and data for GCMS analysis of sample AD29522 listing target compounds and response factors.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018953
GCMS blank analysis report for sample AD31129 showing components below method detection limits from January 10, 2002.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049684
Laboratory report of a GCMS blank analysis for sample AD31586 listing chemical compounds with results below detection limits.
1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017042
Gas chromatography-mass spectrometry blank analysis showing results below method detection limits for various organic compounds.
Similar document embedding; no shared entity or topic indexed. · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017883
Document showing calibration results for GCMS analysis of volatile organic compounds on December 31, 2001.
1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016921
Laboratory report documenting a GCMS blank analysis for sample AD31249 conducted on January 29, 2002.
Similar document embedding; no shared entity or topic indexed. · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016375
Laboratory report of a GCMS blank run performed on February 4, 2002, to verify absence of contamination.
Similar document embedding; no shared entity or topic indexed. · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049787
Reference analysis report for GCMS testing of sample AD29228 conducted on January 4, 2002.
1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000017042
Gas chromatography-mass spectrometry blank analysis showing results below method detection limits for various organic compounds.
Similarity score 0.994 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017997
Laboratory report noting detection of 1,1,2,2-Tetrachloroethane in a water sample with no other non-target compounds.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018588
Laboratory report showing non-detect results for volatile organic compounds in a GC/MS blank sample.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037367
Blank quality control analysis for gas chromatography-mass spectrometry, completed January 30, 2002, measuring multiple semi-volatile organic compounds below method detection…
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018953
GCMS blank analysis report for sample AD31129 showing components below method detection limits from January 10, 2002.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036162
Laboratory report noting GCMS scan results for sample AD29231 with phthalates detected and low recovery requiring re-analysis.
Similarity score 0.991 (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_000036950
Department of Environmental Protection site log sheet for the World Trade Center area dated December 2001.
Filed in the same folder
NYC-WTC_000036951
Fragmented document header from a GCMS file associated with the December 2001 sampling period.
Filed in the same folder
NYC-WTC_000036953
Laboratory report of GCMS blank analysis for sample AD29665 conducted on December 15, 2001.
Filed in the same folder
NYC-WTC_000036963
Laboratory report of GCMS calibration verification for sample AD29665 conducted on December 15, 2001.
Filed in the same folder
NYC-WTC_000036967
Laboratory report of GCMS reference standard analysis for sample AD29665 conducted on December 15, 2001.
Filed in the same folder