Cover page for environmental sample records from December 26, 2001, associated with the World Trade Center site.
NYC-WTC_000002499–000002614Folder label: “524 12/26/01”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report
Data File : C:\HPCHEM\1\DATA\01dec26\30935.D Vial: 8 Acq On : 26 Dec 2001 4:44 pm Operator: 206-BH Sample : 524 nyc Inst : GC/MS Ins Misc Multiplr: 1.00 MS Integration Params: LSCINT.P
Quant Method : C:\HPCHEM\1\METHODS\HP121001.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L
Peak Number 2 3-Cyclobutene-1,2-dione, 3,4-d Concentration Rank 1
R.T. EstConc Area Relative to ISTD R.T. --------------------------------------------------------------------- 15.10 0.04 ug/L 14449 1,4-DIFLUOROBENZENE 14.46
Hit# of 5 Tentative ID MW MolForm CAS# Qual --------------------------------------------------------------------- 1 3-Cyclobutene-1,2-dione, 3,4-dihydr 114 C4H204 002892-51-5 4 2 3-Hexanone, 2-methyl- 114 C7H14O 007379-12-6 4 3 4-Heptanone 114 C7H14O 000123-19-3 3 4 1,4-Dioxin, 2,3-dihydro-5,6-dimethy 114 C6H1002 025465-18-3 3 Abundance) Scan 711 (15.103 min): 30935.D (-) m/z 114.05 100. 00% 114
63 14.80 15.00 15.20 15.40 m z 62.90 23.04% 40 50 60 70 80 90 100 110 120 #2826: 3-Cyclobutene-1,2-dione, 3,4-dihydroxy- 1 58
50001 114 I 1480 {{ 86 mA z . 44.
192: 3-Hexanone, 71
14.80 15.00 15.20 15.40 5000 mz 88.10 16.550 114 55 86 99 II 10 20 30 40 50 60 70 80 90 100 110 120 #64151: 4-Heptanone 14.80 15.00 15.20 15.40 71 m/z 50.0.0 16.370
50001 27 114 15 j 58 86 99 r r
0 20 30 40 50 60 70 80 90 100 110 1
30935.D HP121001.M Wed Dec 26 17:23:52 2001 Page 2
NYC-WTC 000002532
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_000002237
Cover page for environmental sample records from December 19, 2001, associated with the World Trade Center site.
7 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000002034
Cover page for environmental sample records from December 13, 2001, associated with the World Trade Center site.
6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000002742
Cover page for environmental sample records from December 28, 2001, associated with the World Trade Center site.
6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000002142
Cover page for environmental sample records from December 14, 2001, associated with the World Trade Center site.
6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000002616
Cover page for environmental sample records from December 27, 2001, associated with the World Trade Center site.
6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000001135
Laboratory report listing recovery percentages for volatile organic compounds in sample AD27490 from November 14, 2001.
8 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000002916
Laboratory report showing volatile organic compound analysis results for sample AE00105 processed on January 3 and 4, 2002.
8 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000001851
Cover page for environmental sample records from November 27, 2001, associated with the World Trade Center site.
6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000001683
Laboratory report listing recovery percentages for volatile organic compounds in sample AD28968 from November 28, 2001.
6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000001255
Laboratory report listing recovery percentages for volatile organic compounds in sample AD27764 from November 15, 2001.
7 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000001580
Laboratory report listing recovery percentages for volatile organic compounds in sample AD28325 from November 26, 2001.
7 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000001026
Laboratory report listing recovery percentages for volatile organic compounds in sample AD27113 from November 13, 2001.
6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗No available related records indexed in this group.
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_000002498
Fragmented DEP document excerpt from December 26, 2001, related to World Trade Center environmental activities.
Filed in the same folder
NYC-WTC_000002237
Cover page for environmental sample records from December 19, 2001, associated with the World Trade Center site.
Similar indexed content
NYC-WTC_000002034
Cover page for environmental sample records from December 13, 2001, associated with the World Trade Center site.
Similar indexed content
NYC-WTC_000002742
Cover page for environmental sample records from December 28, 2001, associated with the World Trade Center site.
Similar indexed content
NYC-WTC_000002142
Cover page for environmental sample records from December 14, 2001, associated with the World Trade Center site.
Similar indexed content