Gas chromatography-mass spectrometry analysis of sample AE00327 showing unknown compounds and surrogate 2,4-DDD measurement.
NYC-WTC_000051192–000051205Folder label: “GCMS X 1/8/02 A 1/10/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
ulprary searcn compound Keport
Data File : C:\MSDCHEM\1\5973N\02JAN10\00472.D Vial : 7 ‘ Acq On 10 Jan 2002 7:46 pm Operator: Sample : 508 scan ext 1/8 Inst : Instrumen Mise : January 10, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\l-..\SCAN508.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L
Peak Number 4 2-Butenal, 3-methyl- $$ Cro... Concentration Rank 4 R.T. EstConc Area Relative to ISTD R.T.
4.84 0.26 ug/L 89634 1,4-Dichlorobenzene-d4 9.71
Hit# of 5 Tentative ID MW MolForm CAS# V Qual
l 2-Butenal, 3-methyl- $$ Crotonal... 84 C5H8O 000107-86-8 81 2 2-Butenal, 3-methyl- (CAS) $$ 3-... 84 C5H80 000107-86-8 81 3 Furan, 2,3-dihydro-4-methyl- 84 C5H8O 034314-83-5 76 4 Furan, 2,3-dihydro-4-methyl- (CA... 84 C5H80 034314-83-5 76 Abundance Scan 128 (4.835 min): 00472.D (-) m/ z 84.00 100.00% 84 55
5000 41
50 1103 4.40 4.60 4.80 5.00 5.20
/z-> -4 0 " i " ' ■ r ■ " r ' ■' i' + i " ■ • i' " i
20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 ■ i ■ ■ "i■' m/z 55.10 81.62% Abundance #3222: 2-Butenal, 3-methyl- $$ Crotonaldehyde, 3-methyl- $... 84 55
5000 39 AA 4.40 4.80 APr 4.60 5.00 5.20 27 m/z 83.10 50.61% 44 50 । 69 0 " i" " i' ■ 11 < > • • । • l1 Ililpe " r' " i11" i " " i " " i " /z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 Abundance #3221: 2-Butenal, 3-methyl- (CAS) $$ 3-Methyl-2-butenal $$... 84 55 I ' ’l e 4.40 4.60 4.80 5.00 5.20 39 m/z 41.10 49.62% 5000 27
44 50 । 69
m/z-> 0 " i " " i • TTT +rl r1 4 l ■ ■'।> i •" 11" ।" i " r' " I' ‘" i " " i ‘ ' i 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 Abundance #3350: Furan, 2,3-dihydro-4-methyl- 55 84 4.40 4.60 4.80 AA 5.00 5.20 m/z 59.00 41.57%
5000 41 27 69 - 0 " i " ■' i' TTTTTr 50 mH mmmmmmmmmmm MAA /z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 4.40 4.60 4.80 5.00 5.20
10472.D SCAN508 . M Fri Jan 11 10:08:55 2002 Page 6
NYC-WTC_000051199
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_000051088
Laboratory report showing GCMS analysis of sample AE00309 for unknown compounds and DDD on January 10, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051055
Laboratory report showing GCMS analysis of sample AE00307 for unknown compounds and DDD on January 10, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051422
Laboratory report showing GCMS analysis of sample AE00463 with surrogate recovery data on January 24, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051105
Laboratory report showing GCMS analysis of sample AE00318 for unknown compounds and DDD on January 10, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051301
Laboratory report showing GCMS analysis of sample AE00471 with surrogate recovery data on January 18, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051408
Laboratory report showing GCMS analysis of sample AE00462 with surrogate recovery data on January 24, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050793
Laboratory report listing unknown compounds and surrogate recovery for sample AE00105 analyzed on February 7, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049929
Laboratory report showing GCMS analysis of sample AD31637 including unknown compounds and surrogate recovery data.
2 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051439
Laboratory report showing GCMS analysis of sample AE00464 with surrogate recovery data on January 24, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051073
Laboratory report showing GCMS analysis of sample AE00308 for unknown compounds and DDD on January 10, 2002.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049990
Laboratory report showing GCMS analysis of sample AD31644 including unknown compounds and surrogate recovery data.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000006045
Analytical report showing surrogate recovery data for sample AE03184 analyzed on March 15, 2002.
1 shared topics · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗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_000051152
Administrative record from DEP Box 28 documenting GCMS activities at the World Trade Center site in January 2002.
Filed in the same folder
NYC-WTC_000051153
Document header page containing identification codes and metadata for GCMS files processed in early January 2002.
Filed in the same folder
NYC-WTC_000051156
Laboratory report detailing GCMS analysis of sample AE00327 for volatile organic compounds on January 10-11, 2002.
Filed in the same folder
NYC-WTC_000051165
Laboratory report showing GCMS analysis of reference standards used for calibration during January 10-11, 2002 testing.
Filed in the same folder
NYC-WTC_000051179
Laboratory report documenting GCMS blank analysis to verify system cleanliness during January 10-11, 2002 testing.
Filed in the same folder