NYC-WTC_000025196
Laboratory report showing GCMS analysis results for sample AE11410 conducted on May 22, 2002.
1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗Laboratory report showing GCMS analysis results for sample AE11380 conducted on May 22, 2002.
NYC-WTC_000025088–000025101Folder label: “GCMS X 5/15/02 A 5/17/02”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document LLOLdLY aearen tolpOulU KEpOLL
Data File : C:\MSDCHEM\1\DATA\051702\11379.D Vial: 6 Acq On : 17 May 2002 4:51 pm Operator: Melean Sample : 5/15 ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e
Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 1 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1
R.T. EstConc Area Relative to ISTD R.T.
5.98 17.32 ug/L 15887000 1,4-Dichlorobenzene-d4 9.94
Hit# of 5 Tentative ID MW MolForm CAS# Qu.
1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2(90 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 64 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 64 4 Acetic acid, 1,1-dimethylethyl e... 116 C6H1202 000540-88-5 36 Abundance Scan 493 (5.976 min): 11379.D (-482) (-) m/z 43.10 100.00% 43
5000 59 < I I I 1 I I i I 1 101 5.60 5.80 6.00 6.20 6.40
/z-> 01 ..... 10 ....... 20 30 37, 1 40 1 +53+ 50 11——— 60 69 70 80 83 119125 90 100 110 120 130 , | m/z 59.10 35.08% Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 43
5000 59 .. 1... 5 60 5.80 6.00 6.20 6.40 m/z 58.10 22.56% 15 31 101
/z—> 0 I +53+ 83 25,1 37,1 , | । ' | . I < i [ । 1 7< | ' ' ।■i | I IIIuaa* 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43 .................. /................... ■ i 1 ■ ' 1 i 1 1 1 ' i ' 1 1 ■ i ' ' 1 ' i 1 560 5.80 6.00 6.20 6.40 5000 m/z 101.10 13.93% 59 27 37 . 101 53, 67 77 83 91 । 01 0 1111 ‘ Hr TIT TPP 1 ■ i ■ ■1 11 ■1 1 1 i1 ■ ■ ■ i 1 11 1 r 1 11 r ■n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 560 5.80 6.00 6.20 6.40 m/z 41.10 5.79% 5000 59
00 93 101 0 ... 25,31 37, 14111‘L1+‘ ' ' i ■ 1 ' 1 i1 n ' i "'l 83 | I ' ■ ' 1 i 1 ■ ■ ■ i ' ' ' ■ I ' 1 ' 1 i 1 ' ' ' i ' 1 ■ ' i 1 ' ■ 1 i 1 1 ITT I i-ry i—i'TJi 11mmpmanar1 n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 5.60 5.80 6.00 6.20 6.40
11379.D 050102 .M Mon May 20 15:44:54 2002 Page 4
NYC-WTC_000025096
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000025196
Laboratory report showing GCMS analysis results for sample AE11410 conducted on May 22, 2002.
1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025319
Laboratory report documenting gas chromatography/mass spectrometry analysis of sample AE11416 conducted on May 28, 2002.
1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025332
Fragmented document containing GC/MS data from May 28, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025289
Laboratory report documenting gas chromatography/mass spectrometry analysis of sample AE11414 conducted on May 28, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025274
Laboratory report documenting gas chromatography/mass spectrometry analysis of sample AE11413 conducted on May 28, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025304
Laboratory report documenting gas chromatography/mass spectrometry analysis of sample AE11415 conducted on May 28, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023871
Laboratory report showing GC/MS analysis of sample AE10901 with surrogate recovery data for 2,4-DDD.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024141
Laboratory report detailing GCMS analysis of sample AE10900 conducted on May 21, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025257
Laboratory report showing gas chromatography/mass spectrometry results for sample AE11412 analyzed on May 28, 2002.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025127
Laboratory report showing GCMS analysis results for sample AE11382 conducted on May 22, 2002.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024167
Lab notes regarding low recovery in sample AE10206 requiring re-extraction and successful re-analysis on May 21, 2002.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023887
Laboratory report showing GC/MS analysis of sample AE10980 with surrogate recovery data for 2,4-DDD.
1 shared topics · Same agency, volume and box · similarity 0.991
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.
NYC-WTC_000025127
Laboratory report showing GCMS analysis results for sample AE11382 conducted on May 22, 2002.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000014102
Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE12474 conducted on June 4, 2002.
Similarity score 0.985 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000014281
Gas chromatography mass spectrometry results for sample AE12323 including surrogate recovery data analyzed on June 7, 2002.
Similarity score 0.985 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000046036
Gas chromatography-mass spectrometry report for sample AE10811 showing detection of unknown compounds and surrogate recovery.
Similarity score 0.985 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000013191
GCMS laboratory report for sample AE09678 detecting unknown compounds and 2,4-DDD on May 23, 2002.
Similarity score 0.985 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025304
Laboratory report documenting gas chromatography/mass spectrometry analysis of sample AE11415 conducted on May 28, 2002.
Similarity score 0.985 (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_000025051
Department of Environmental Protection administrative record sheet for World Trade Center site activities dated May 2002.
Filed in the same folder
NYC-WTC_000025052
Fragmented document containing GCMS calibration slope information for the period of May 15 to May 17, 2002.
Filed in the same folder
NYC-WTC_000025054
Laboratory report showing GCMS blank analysis for sample AE11379 conducted on May 21, 2002, with results below minimum reporting levels.
Filed in the same folder
NYC-WTC_000025072
Calibration report for GCMS analysis of sample AE11379 performed on May 21, 2002, listing response factors for target analytes.
Filed in the same folder
NYC-WTC_000025076
Laboratory report documenting GCMS calibration verification for sample AE11379 conducted on May 20, 2002, listing specific compound concentrations.
Filed in the same folder