NYC-WTC_000047227
Laboratory results for unknown compounds and surrogate recovery in sample AE07570 analyzed on April 9, 2002.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗Gas chromatography-mass spectrometry analysis of sample AE07627 conducted April 9, 2002, detecting unknown compounds and 2,4-DDD surrogate at 94% recovery.
NYC-WTC_000047236–000047244Folder label: “GCMS X 4/2/02 A 4/3/02”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report
Data File C:\MSDCHEM\l\DATA\020403\07627.D Vial: 18 Acq On 4 Apr 2002 12:48 am Operator: Nefliu Sample sample Inst Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e
Quant Method : C:\MSDCHEM\1\METHODS\SCAN020403.M (Chemstation Integrator) Title : Method 508 GC/MS Scan Library : C:\DATABASE\nist98.1 ********************************************************************* Peak Number 1 1-Hexene, 4,5-dimethyl- Concentration Rank 2
R.T. EstConc Area Relative to ISTD R.T. 4.54 0.18 ug/1 123654 1,4-Dichlorobenzene-d4 10.66 Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 1-Hexene, 4,5-dimethyl- 112 C8H16 016106-59-5 39 2 2-Butene, 1,4-dimethoxy- 116 C6H1202 026649-86-5 9 3 3-Penten-2-ol 86 C5H10O 001569-50-2 7 4 3-Penten-2-ol 86 C5H10O 001569-50-2 7 Abundance Scan 248 (4.536 min): 07627. D (-243) (-) m/z 43.10 100.00% 43 71
5000 55 1 r i 1 1 84 4.20 4.40 4.60 4.80 0 ■ ■ i ■ ■ ■ ■ । । । ■ 1 ■ ■ | ■ ' ■ ' i ■ ' ' 1 i ■ ' ' • I 1 • » i i 1 I I■ > । ‘ । > ) > • • re) । i > m/ z 41.10 87.73% Tl/Z—> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #6302: 1-Hexene, 4,5-dimethyl- 43 71
— 5000 55 ' 1 । ■ ' ■ ■ । ■ ■ ■ ■ । 4.20 4.40 4.60 4.80 27 m/ z 71.10 80.35% 15 01 ■ ■ । 1 1 '■ 1 । ' II,., Ill । । |l|llH'i । s5, 4,i > 7■.17■'. i ■84'I । ■ i > > 97 । ■ 1 itf i । । । [ । । m/z-> 10 20 30 40 50 60 70I 80 90 100 110 120 Abundance #2798: 2-Butene, 1,4-dimethoxy- 41 71 84 I ' ' ' 1 I ' ' ' ' I 4.20 4.40 4.60 4.80 5000 29 m/z 69.10 58.41% 55
O+ . . . i2,0. . ■ 11,35411), 47.1,1),, . , Il- 1.. 98 ■ 1 i > ■ 115 m/z-> 10 20 30 40 50 60 701 80 90 100 110 120 Abundance #24376: 3-Penten-2-ol ' i ■ 1 1 1 i ■ 1 1 ' i 43 71 4.20 4.40 4.60 4.80 m/ z 55.10 31.32% 5000 27 53
15 86
n/z-> 0 ‘ ' I 1 10 la ,. 11,1, 20 30 3441 + +444I 40 50 60 70I 80 90 100 110 120 1 1 i ■ 1 1 1 i 1 1 4.20 4.40 1 i 1 1 r 1 i 1 11 1 i 4.60 4.80
07627.D SCAN020403.M Thu Apr 04 10:46:03 2002 Page 3
NYC-WTC_000047242
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_000047227
Laboratory results for unknown compounds and surrogate recovery in sample AE07570 analyzed on April 9, 2002.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047256
Laboratory report documenting GCMS analysis of environmental sample AE07630 conducted on April 9, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047216
Laboratory results for unknown compounds and surrogate recovery in sample AE07569 analyzed on April 9, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047475
Laboratory report detailing GCMS analysis of sample AE07769 conducted on April 18, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047493
Laboratory report detailing GCMS analysis of sample AE07772 conducted on April 18, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047344
Laboratory report documenting GCMS analysis of environmental sample AE07512 conducted on April 11, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047288
Laboratory report documenting GCMS analysis of environmental sample AE07633 conducted on April 9, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047484
Laboratory report detailing GCMS analysis of sample AE07771 conducted on April 18, 2002.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047413
Gas chromatography-mass spectrometry analysis of sample AE07519 performed on April 11, 2002, showing unknown compounds and 2,4-DDD surrogate at 98 ug with 5.0 ug MDL.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000040230
Record of surrogate compound recovery rates for sample AE04945 analyzed on April 18, 2002.
1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000040203
Record of surrogate compound recovery rates for sample AE07633 analyzed on April 18, 2002.
1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000040193
Laboratory report showing blank sample results for volatile organic compounds to verify analytical system cleanliness in April 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.
NYC-WTC_000024390
Chain of custody record for GCMS analysis of sample AE10240 on May 20, 2002, including surrogate compound data.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047624
Laboratory report documenting GCMS analysis of sample AE07632 conducted on April 9, 2002.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048182
Laboratory report documenting GCMS analysis of sample AE08427 conducted on May 6, 2002, including surrogate recovery data.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048436
GCMS analysis report for sample AE08269 showing surrogate recovery and unknown compound screening on April 22, 2002.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048287
Initial analysis page for sample AE08261 showing surrogate recovery data and unknown compound screening.
Similarity score 0.990 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048169
Laboratory report documenting GCMS analysis of sample AE08426 conducted on May 6, 2002, including surrogate recovery data.
Similarity score 0.990 (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_000047156
Department of Environmental Protection GCMS analysis record for the World Trade Center site dated April 2-3 2002.
Filed in the same folder
NYC-WTC_000047157
Header page from a DEP laboratory data file containing sample identification and processing metadata from early April 2002.
Filed in the same folder
NYC-WTC_000047159
Laboratory results for volatile organic compounds in a GCMS blank sample analyzed on April 2-3, 2002.
Filed in the same folder
NYC-WTC_000047177
Laboratory report showing non-detect levels of volatile organic compounds in a GCMS blank sample analyzed on April 2-3, 2002.
Filed in the same folder
NYC-WTC_000047181
Calibration data report for GCMS analysis of volatile organic compounds performed on April 2-3, 2002.
Filed in the same folder