Laboratory report for sample AE09971 showing surrogate recovery and unknown compounds from May 9, 2002.
NYC-WTC_000044071–000044093Folder 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\9977.D Vial : 19 Acq On 7 May 2002 2:22 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 7 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1 R.T. EstConc Area Relative to I STD R.T. 5.97 10.82 ug/L 7278300 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 78 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 40 4 Acetic acid, 1,1-dimethylethyl e... 116 C6H1202 000540-8845 36 Abundance Scan 492 (5.970 min): 9977.D (-485) (-) m/ z 43.10 100.00% 43
5000 59 I । > i > । । i r r । । । i । । । < । । i'"| ■ I■ 101 83 560 5.80 6.00 6.20 6.40 ........................ 3? 1 53, 69 , | 119125 TPHT III ' I ' 1 ■ ■ i ■ ■ ■ ■ i ■ ■ ■ ■ i ■ ■ m/ z 59.10 35.88% m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 43 . — 1 1 I 1 . 1. 5000 59 560 5.80 6.00 6.20 6.40 m/z 58.10 22.53% 15 31 101 .25,37 53, TT-|' rTstFrrTEP’ ! I ‘il —T+ 83 , | I ■ 1 ' ' i 1 1 1 ' i ''' 1 1 i 1 ■ ' 1 1 1 1 1 ' i 1 1 1 1 i 1 1 1 1 1 1 1 m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43 f 1 1 ' 1 1 I r ' 1 ' 1 1 ' ' 1 1 1 1 1 1 1 1 5 60 5.80 6.00 6.20 6.40 5000 m/z 101.10 14.28% 59 _ 101 1 1 ' i ' 1 1 1 i 1 2711,13711 l'i । 53 67 77 83 91 । I I I I ( I I [ I I I > I inoosl--vi I ] I I I I [ I I I I I I I m/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 5.72%
5000 59
02 8.3 93 101 | 1.............I I..I I I I I t I I ! I I I I I I 4 । i i i i । i i i i । > i i t । i I T"i j i i i i j i"1“ i'i [ i i ■ i”i_ r i TT *TrPA TTPrPr /z-> 10 20 30 40 50 60 70 80 90 100 110, 120 130 5.60 5.80 6.00 6.20 6.40
9977.D 050102.M Tue May 07 15:54:23 2002 Page 11
NYC-WTC_000044086
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_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_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 0.997
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 0.997
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 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044885
Laboratory report showing gas chromatography-mass spectrometry results for unidentified organic compounds in sample AE10198 on May 10, 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_000043919
Laboratory report for sample AE09967 showing surrogate recovery and unknown compounds from May 9, 2002.
1 shared topics · Same agency, volume and box · 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_000012989
Laboratory report presenting analytical results for target compounds and surrogate recovery data for water sample AE11907.
1 shared non-person entities · 1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000044001
Laboratory report for sample AE09972 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_000044942
Laboratory report showing gas chromatography-mass spectrometry results for unidentified organic compounds in sample AE10200 on May 10, 2002.
Similarity score 0.998 (not a probability)
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.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044478
Reference analysis report for GCMS testing of volatile organic compounds with quantified concentrations recorded on May 3 2002.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025238
GC-MS instrumental data and chromatogram analysis for sample 11410 including compound identification.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000012852
Laboratory report presenting analytical results for target compounds and surrogate recovery data for water sample AE11901.
Similarity score 0.997 (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