NYC-WTC_000016375
Laboratory report of a GCMS blank run performed on February 4, 2002, to verify absence of contamination.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗Laboratory report documenting a GCMS blank analysis for sample AD31249 conducted on January 29, 2002.
NYC-WTC_000016921–000016928Folder label: “GCMS X 12/24/01 A 1/10/02”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document t Library Search Compound Report
Data File : C:\HPCHEM\1\DATA\JAN0902\LB.D Vial: 4 Acq On : 10 Jan 2002 6:27 pm Operator: 209 GALOS Sample : gems scan 12/24 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P
Quant Method : C:\HPCHEM\1\METHODS\GCMS0103.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 N-Ethylformamide Concentration Rank 1
R.T. EstConc Area Relative to ISTD R.T.
7.46 4.06 ug/1 882485 1,4-Dichlorobenzene-d4 11.52
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 N-Ethylformamide 73 C3H7NO 000627-45-2 9 2 Silane, tramethyl- 88 C4H12Si 000075-76-3 9 3 1,3-Dioxolane, 2-methyl- 88 C4H802 000497-26-7 9 4 1,3-Dioxolane, 2-pentadecyl- 284 C18H36O21___ 004360-57-0 9 Abundance Scan 264 (7.465 min): LB.D (-) m/z 73.00 1 00.00% 73
5000 43 d1/•0/nn/B—nnnnBn/n/n/n/n/k 7.20 7.40 7.60 7.80 ........................ 38.1, .I 50 55, T^T-T-r-T-rY-r . , 67, 1 ' I ' 87 103 i • ■ • ' l ''' ' ' l 1 ' m/z 43.00 32.31% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance __ #292: N-Ethylformamide 30 73
5000 44 58 7.20 7.40 7.60 7.80 m/z 41.05 11.15% 15 miz-> ,.1 10 20 30 1 • .40i i * • >50t • . T-u I I I J l'l I 1 | I I 1 I | I 1 ! 1 | 1 1 1 1 | I I 60 70 80 90 100 110 Abundance =2932 Silanes eromottni 73 rn i | i . . । । । i i i , i i i i 7.20 7.40 7.60 7.80 5000 m/z 45.05 11.10% 45 15 53 59 88 ' ' I • ' ‘ ‘ I ‘ ‘ ' I ' ' ‘ ‘ I ‘ ‘ ‘ I *"E > | 1 1 ■ । J > 1 TTj l I I I | l I 1 i )■ I 1 I 1 | 1 I m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62902:1,3-Dioxolane. 2-methyl- 73 7.20 7.40 7.60 7.80 m/z 71.00 7.00% 5000 43
58 27 87 IIFI/I**/ i • > । • i • ■ ■ ■ i ■ 1 1 ■ i • ' ■ ■ i • ■ ■ • i • ‘ ■ ■ 1 1 1 ■ ' i ■ ■ ■ ' i i i }r1 । , . m/z~> 10 20 30 40 50 60 70 80 90 100 110 7.20 7.40 7.60 7.80
LB.D GCMS0103.M Tue Feb 05 16:59:15 2002 Page 1
NYC-WTC_000016927
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000016375
Laboratory report of a GCMS blank run performed on February 4, 2002, to verify absence of contamination.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016480
Laboratory report for DEP sample AD31254 identifying unknown compounds and surrogate recovery results from February 25, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016891
Laboratory GCMS analysis report for sample AD30110 conducted on January 9, 2002, by analyst DLV.
1 shared topics · Same agency, volume and box · 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.
1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016407
Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AD31278 conducted on February 25, 2002.
1 shared topics · Same agency, volume and box · similarity 0.994
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.
Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000019015
GCMS analysis report for sample AD31216 showing detection of unknown compounds and surrogate recovery data from February 11, 2002.
1 shared topics · Same agency, volume and box · similarity 0.994
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.
Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049787
Reference analysis report for GCMS testing of sample AD29228 conducted on January 4, 2002.
Similar document embedding; no shared entity or topic indexed. · similarity 0.997
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…
Similar document embedding; no shared entity or topic indexed. · similarity 0.995
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.
Similar document embedding; no shared entity or topic indexed. · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049795
Blank analysis report for GCMS testing of sample AD29228 conducted on January 10, 2002.
1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000018650
Laboratory report documenting gas chromatography mass spectrometry results for sample AD30906 conducted on January 28, 2002.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036603
Raw GCMS analysis data and chromatogram details for sample AD29466 including surrogate recovery results.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036592
Laboratory comments on GCMS scan results for sample AD29464 noting bis(2-Ethylhexyl)phthalate at 0.48 ug/L.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037485
Laboratory analysis report for environmental sample AD29965 showing GCMS results and surrogate compound recovery rates.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049713
GCMS analysis report for sample AD31633 conducted on February 11, 2002.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037457
Laboratory analysis report for environmental sample AD29929 showing GCMS results and surrogate compound recovery rates.
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_000016908
Fragmented DEP GCMS record from late December 2001 to mid-January 2002 with no readable text.
Filed in the same folder
NYC-WTC_000016909
DEP GCMS method documentation page including data tables and extraction parameters for environmental analysis.
Filed in the same folder
NYC-WTC_000016912
Laboratory calibration report from the DEP testing for volatile organic compounds using GCMS analysis on January 10, 2002.
Filed in the same folder
NYC-WTC_000016916
Reference data sheet from the DEP laboratory documenting GCMS analysis parameters and results for volatile organic compounds.
Filed in the same folder
NYC-WTC_000016929
Laboratory analysis report from the DEP identifying unknown compounds in environmental sample AD31249 using GCMS on February 11, 2002.
Filed in the same folder