Laboratory report for sample AE09972 showing surrogate recovery and unknown compounds from May 9, 2002.
NYC-WTC_000044001–000044024Folder label: “GCMS X 4/25/02 A 5/7/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report
Data File C:\MSDCHEM\1\DATA\050602\9972 .D Vial : 20 Acq On 7 May 2002 3:11 am Operator: Mclean Sample 4/25 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 10 4-Penten-2-one, 4-methyl- Concentration Rank 12
R.T. EstConc Area Relative to ISTD R.T.
7.73 0.27 ug/L 220319 1,4-Dichlorobenzene-d4 9.94
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 4-Penten-2-one, 4-methyl- 98 C6H10O 003744-02-3 1 2 Methyl 1-methylcyclopropyl ketone 98 C6H10O 001567-75-5 • 3 3-Pyrrolidinol 87 C4H9NO 040499-83/ 9 4 2-Chloroethanol 80 C2H5C10 000107-0 J7-3 9 Abundance Scan 792 (7.733 min): 9972.D (-788) (-) m/ z 43.10 100.00% 43 __
5000 vWWWWN 58 87 . . । . i"। 1 1 1 1 । । ' 1 1 । . . . > । 36 i 49 98 7.40 7.60 7.80 8.00 T i " " r1'1 r ■ " i" " i thrr i1"11" ।' i" " i m/ z 58.05 27.89% I I I I I I I 11 I I l l' — PH.| | "I. | m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 Abundance #110033: 4-Penten-2-one, 4-methyl- 43 Mwoaph/dan*, | < । I i i I । । I T I । i । i I । । | i r A 5000 7.40 760 7.80 8.00 28 83 m/z 87.10 24.44% 55 98 ...... 11/38 I.. " I " " I " 1.1 ■ ■'. I ■ ■ 111.1.. 11.11111 1 r1111" " 111" 111 ’1 r 1111" " r "' 1 mmP m/z-> I5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 Abundance। #5005: Methyl 1 -methylcyclopropyl ketone 43 - l..... 7.40 7.60 7.80 8.00 5000 m/ z 98.10 15.15% 55
29 83 98 15 50 , | 11 । 11 11 111 rm । 11 63 69 77 | T T +71-'-'' +*++ I । I । | । 1 r 1 | 1 > 1 I | T ITT i-| 1 I 1 1 । 1 1 I i j 1 1 1 1 । 1 TT‘ m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 Abundance #4163: 3-Pyrrolidinol 4)3 m 4- .... । 7.40 7.60 7.80 8.00 m/z 49.10 13.47%
5000 MMMMMWMwypAk 87 57 68 52, 77 82 , ill. r ' " 1" " r111 r1" r1" r1111 1111111111111Il 11111 1 ■11111"1111" r11111 111 r "11" " 1 I •’ ] I I > I I I I I I I I I I I I I I I I I"
n/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 7.40 7.60 7.80 8.00
9972.D 050102.M Tue May 07 15:50:59 2002 Page 14
NYC-WTC_000044019
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_000043976
Laboratory report for sample AE09970 showing surrogate recovery and unknown compounds from May 9, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044071
Laboratory report for sample AE09971 showing surrogate recovery and unknown compounds from May 9, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044025
Laboratory report for sample AE09973 showing surrogate recovery and unknown compounds from May 9, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000043938
Gas chromatography-mass spectrometry analysis report for sample AE09968, detecting unknown compounds and 2,4-DDD surrogate with 78% recovery, dated May 9, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000043893
Laboratory report for sample AE09771 showing surrogate recovery and unknown compounds from May 9, 2002.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000043958
Laboratory report for sample AE09969 showing surrogate recovery and unknown compounds from May 9, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045092
Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE10304 conducted on May 17, 2002.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045643
Laboratory report detailing GC/MS analysis of sample AE10609 including surrogate recovery data in May 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044978
Laboratory report showing gas chromatography-mass spectrometry results for unidentified organic compounds in sample AE10203 on May 10, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045137
Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE10306 conducted on May 17, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045020
Laboratory report showing gas chromatography-mass spectrometry results for unidentified organic compounds in sample AE10202 on May 10, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024014
Laboratory report showing GC/MS analysis of sample AE10985 with surrogate recovery data for 2,4-DDD.
1 shared non-person entities · 1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000025430
Fragmented GCMS scan data page showing tentative identification of compounds and surrogate recovery for sample AE11420.
Similarity score 0.994 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023925
Laboratory report showing GC/MS analysis of sample AE10982 with surrogate recovery data for 2,4-DDD.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024083
Laboratory report detailing GCMS analysis of sample AE10896 conducted on May 21, 2002, including surrogate recovery data.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044510
Report listing other unknown compounds and surrogate recovery data from GCMS analysis conducted on May 3 2002.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044541
Laboratory report documenting GCMS analysis of sample AE06407 conducted on May 3, 2002.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000043893
Laboratory report for sample AE09771 showing surrogate recovery and unknown compounds from May 9, 2002.
Similarity score 0.991 (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_000043745
Single-page administrative log from DEP Box 25 covering GCMS X analyses dated between April 25 and May 7, 2002.
Filed in the same folder
NYC-WTC_000043746
Fragmented page containing Method 508 headers and partial text from a DEP laboratory record dated April 2002.
Filed in the same folder
NYC-WTC_000043749
Laboratory report documenting a method blank analysis for GC/MS testing of volatile organic compounds from May 2002.
Filed in the same folder
NYC-WTC_000043756
Calibration data report for sample AE09684 listing response factors and concentrations for target analytes in May 2002.
Filed in the same folder
NYC-WTC_000043760
Reference gas chromatography-mass spectrometry analysis with manual result entry for sample AE09684, detecting multiple organic contaminants.
Filed in the same folder