NYC-WTC_000049734
GCMS analysis report for sample AD31642 conducted on February 11, 2002.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗GCMS analysis report for sample AD31632 conducted on February 11, 2002.
NYC-WTC_000049723–000049733Folder label: “GCMS X 1/2/02 A 1/3 - 1/4/02”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report Data File C:\HPCHEM\l\DATA\JAN0302\31632.D Vial: 42 Acq On 5 Jan 2002 2:27 am Operator: 209 GALOS Sample gems scan l/2a 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 2-Butenal, 3-methyl- Concentration Rank 2
R.T. EstConc Area Relative to ISTD R.T.
6.25 0.32 ug/1 68176 1,4-Dichlorobenzene-d4 11.53
Hit# of 5 'entative ID MW MolForm CAS# Qual l 2-Butenal, 3-methyl- 84 C5H80 000107-86-8 53 2 2-Pentenal, (E) - 84 C5H80 001576-87-0 50 3 Furan, 2,3-dihydro-4-methyl- 84 C5H80 034314-83-5 49 4 2-Butenal, 2-methyl - 84 C5H80 ______ 001115-11-3 46 Abundance Scan 131 (6.248 mln): 31632.D (-) m/z 83.90 100.00% 55 84
39 5000 ’’1***I’’I’**I** 6.00 6.20 6.40 6.60 . ......... ..llliMOl.IlllI.... ”...... III..!.,........ 193.... m/z 55.00 81.98% miz-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 Abundance #62726:2-Butenal, 3-methyl- 84
5000 41 55 A4,4MA--- 6.00 6.20 6.40 TA 6.60 m/z 39.05 60.81% 50 . 69 mpmt 1 i i » pi i » i j l > » I J Ki » » | i t i i | T*ug"uunu miz-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110 Abundance #567: 2-Pentenal, (El- 55 27 39 84 6.00 6.20 6.40 6.60 5000 m/z 41.05 52.91%
|| ■ I 69 I miz-> Abundance 1 rp 11 r 111 n ) 1i1 r| 11i1-] 1i1.J1i1 qi ri q-i Ii q 11 n ri 11 p nq 111 q i il 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110 #557: Furan, 2,3-dihydro-4-methyl- 55 84 |.U. j ill.
vw m/z 600 6.20 6.40 6.60 82.95 46.21% 5000 41 27 69 50 . *' i * ■ *' i. ■ ■ i ■ ■1 ■ i ■1 • T mh Thmunm—nn—mgvr TEu""nmman‘pi1 m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110 6.00 6.20 6.40 6.60
31632.D GCMS1126.M Fri Feb 01 11:12:08 2002 Page 1 NYC-WTC_000049730
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000049734
GCMS analysis report for sample AD31642 conducted on February 11, 2002.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049762
GCMS analysis report for sample AD31640 conducted on February 11, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049713
GCMS analysis report for sample AD31633 conducted on February 11, 2002.
Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049703
GCMS analysis report for sample AD30253 conducted on February 11, 2002.
Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049693
GCMS blank analysis report for sample AD31586 conducted on February 11, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049795
Blank analysis report for GCMS testing of sample AD29228 conducted on January 10, 2002.
Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016881
Laboratory report detailing gas chromatography-mass spectrometry analysis of sample AD30010 conducted on January 9, 2002.
Similar document embedding; no shared entity or topic indexed. · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036831
Gas chromatography-mass spectrometry analysis of sample AD29666 identifying unknown compounds and surrogate recovery data (2,4-DDD at 72%), January 28, 2002.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017097
Laboratory report detailing GCMS analysis of sample AD30486 including DDD surrogates on January 18, 2002.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037406
Laboratory notes stating that GCMS scanning of sample AD29782 did not reveal the presence of unusual compounds.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018983
GCMS analysis report for sample AD31135 showing detection of unknown compounds and surrogate recovery data from February 11, 2002.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018238
Gas chromatography-mass spectrometry analysis of sample AD30983 performed on 1/25/02, detecting 2,4-DDD compound at 101 micrograms with 5.0 MDL.
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.
NYC-WTC_000037437
Laboratory analysis report for environmental sample AD29927 showing GCMS results and surrogate compound recovery rates.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000052759
GC/MS analysis report for sample AE01040 showing surrogate recovery data generated on February 27, 2002.
Similarity score 0.992 (not a probability)
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.
Similarity score 0.990 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018194
Automated laboratory log recording GCMS analysis of sample AD30605 including detection of unknown compounds and surrogates.
Similarity score 0.990 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017883
Document showing calibration results for GCMS analysis of volatile organic compounds on December 31, 2001.
Similarity score 0.990 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017989
Gas chromatography-mass spectrometry analysis of sample AD26011 from January 18, 2002, detecting 2-(2-ethoxyethoxy)ethanol and 2-ethoxybutane with no blank contamination.
Similarity score 0.989 (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_000049671
Department of Environmental Protection GCAS analysis record dated January 2-4, 2002.
Filed in the same folder
NYC-WTC_000049672
Technical log recording method parameters and sample processing details for a DEP laboratory procedure in early January 2002.
Filed in the same folder
NYC-WTC_000049675
Laboratory report of GCMS calibration data for sample AD31586 listing chemical standards and response values.
Filed in the same folder
NYC-WTC_000049679
Laboratory report of GCMS reference analysis for sample AD31586 listing chemical standards and response values.
Filed in the same folder
NYC-WTC_000049684
Laboratory report of a GCMS blank analysis for sample AD31586 listing chemical compounds with results below detection limits.
Filed in the same folder