Laboratory report for sample AE09970 showing surrogate recovery and unknown compounds from May 9, 2002.
NYC-WTC_000043976–000044000Folder 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\9970.D Vial: 27 Acq On 7 May 2002 8:52 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 11 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1
R.T. EstConc Area Relative to ISTD R.T.
5.97 10.76 ug/L 7410260 1,4-Dichlorobenzene-d4 9.94
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 8 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 72 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 50 4 Acetone______ 58 C3H60 000067-64-1 32 Abundance Scan 492 (5.970 min): 9970.D (-479) (-) m/ z 43.10 100.00% 43
5000 59 101 5.60 5.80 600 6.20 6.40 53 65 71 83 | ii7 125 ol .......................... ■ ■ i ■ ■ 1 ■ । ' 11 i 1 1 ' 11 1 Hi ' l 1* I ■ ■ 1 1 i 1 1 1 1 i 1,1 1 ■ i ' 1 1 ' i 1 ' ' ' i 1 ■ ■ ■ i 1 1 ■ ' i ■ m/z 59.10 33.27% m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 43
5000 59 560 5.80 6.00 6.20 6.40 m/z 58.10 21.88% 15 101 ■ ■ । ■ 25,31 37,1, +Tt 53, 11 11 11 i1 1 1 11 1 83 | | m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 )_________ 1 I ' ' ' ITd 1 ' ' I ’11 1 I 1 I I 1 I 1 5.60 5.80 6.00 6.20 6.40 5000 59 m/Z 101.10 13.05%
02 93 101। m/z-> .. 25,31,37, 10 20 30 40 83 TTTT i 1 ' 1 1 i 1 1 1 1 i 1 1 1 ■ i ■ 1 ■ 1 i 1 1 ‘ 1 i 1 ' ■ 1 i 1 1 1 r i ' 50 60 70 80 90 100 110 120 130 Abundance #5851: 2-Pentanone, 4-hydroxy-4-methyl- | ] । । I I | । “T I I | PI 1 nr V J ■ | rr" 43 560 5.80 6.00 6.20 6.40 m/ z 41.10 5.52%
5000 59 — 101 -271,,371 53 t-r i 111 . 67. , 77 83 91 , , | l,. T" r i 1T, 117 i | 1011004014 11' "I" mrt m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 5.60 5.80 6.00 6.20 6.40
9970.D 050102.M Tue May 07 15:49:48 2002 Page 15
NYC-WTC_000043995
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_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 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044001
Laboratory report for sample AE09972 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_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_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_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_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_000044902
Laboratory report showing gas chromatography-mass spectrometry results for unidentified organic compounds in sample AE09093 on May 10, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000012989
Laboratory report presenting analytical results for target compounds and surrogate recovery data for water sample AE11907.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000013524
Laboratory report documenting GCMS analysis of sample AE11929 conducted on June 4, 2002.
1 shared topics · similarity 0.996
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 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000013643
Laboratory report documenting GCMS analysis of sample AE12162 conducted on June 5, 2002.
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_000043893
Laboratory report for sample AE09771 showing surrogate recovery and unknown compounds from May 9, 2002.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023023
Laboratory report detailing gas chromatography mass spectrometry analysis of sample AE09571 conducted on May 14, 2002.
Similarity score 0.998 (not a probability)
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.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045075
Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE10303 conducted on May 17, 2002.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045624
Laboratory report detailing GC/MS analysis of sample AE10606 including surrogate recovery data in May 2002.
Similarity score 0.998 (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 0.998 (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