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 0.998
machine-extracted · confidence unavailable · Check page ↗Laboratory report for sample AE09973 showing surrogate recovery and unknown compounds from May 9, 2002.
NYC-WTC_000044025–000044054Folder 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\9973.D Vial : 21 Acq On 7 May 2002 3:59 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 13 Methyl l-methylcyclopropyl ... Concentration Rank 14
R.T. EstConc Area Relative to ISTD R.T.
7.73 0.26 ug/L 186279 1,4-Dichlorobenzene-d4 9.94
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 Methyl 1-methylcyclopropyl ketone 98 C6H10O 001567-75-5 12 2 Propane, 1-(1-methylethoxy)- 102 C6H140 000627-08-7 14 3 5-Hexen-2-one 98 C6H10O 000109-49-9/9 4 4-Penten-2-one 84 C5H80 013891-87-7 9 Abundance Scan 792 (7.733 min):9973.D(-788)(-) m/ z 43.10 100.00% 43
5000 MAMWyWN 58 ' I I I * I I I I I I l l I I I I I > I I I 87 98 51 i.................... 7.40 7.60 7.80 8.00 ............................ .. ............... । 1 1 1 1 । 1 1 1 ' । 1 1 1 1 । 1 ' l 1 1 1 1 1 1 1 ' 1 1 ‘ m/z 58.10 26.41% 10 20 30 40 A Tl/Z--> 50 60 70 80 90 100 110 Abundance #5005: Methyl 1 -methylcyclopropyl ketone 43 MwAWW WwuAu 5000 1 1 I' 1 ’ 1 I ' ' 1 1I ' ' 1 1 I'1 r 1 ' I 55 7.40 7.60 7.80 8.00 m/z 41.10 19.00% 29 83 98 1 । 5 38,1 | i tri । i i t I i i ill i ■ । । |' ।11 50 . 63 69 77 | I I I I I 11 17 | 11 I I Ki I I I I I 1 I 1■। 1 1 1 1 ।
WWW n/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109423: Propane, 1-(1-methylethoxy)- 43 7.40 7.60 7.80 8.00 5000 m/z 87.00 18.67%
27 59 9 73 87| ....... 11,3239,1 1 [ । । । I ।...... r........ i...... . । । । । ।1 ।' । i r~i । r-—। Ul । i i । । । r i’ * r ■ i 10 20 30 40 50 60 70 80 90 100 110 Abundance #109457: 5-Hexen-2-one ' ' I ' ' ' ‘ I ' ' ' I > . ! . | I I I I | 43 7.40 7.60 7.80 8.00 m/z 83.10 14.27%
5000
55 27 50 , | 65 71 77 83 98 ------- 38 4 I l l I ' I I I I [ I I I I I I I I I I 1 177 1""" ■ r I "I I I — I 1 1 i 1 ' 1 1 i miz-> 10 20 30 40 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00
9973.D 050102.M Tue May 07 15:52:03 2002 Page 17
NYC-WTC_000044046
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_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 0.998
machine-extracted · confidence unavailable · Check page ↗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 0.997
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 0.997
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 0.996
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 0.996
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_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 0.997
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 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000013496
Laboratory report documenting GCMS analysis of sample AE11928 conducted on June 4, 2002.
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 0.996
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 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_000025054
Laboratory report showing GCMS blank analysis for sample AE11379 conducted on May 21, 2002, with results below minimum reporting levels.
Similarity score 0.990 (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 0.989 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044001
Laboratory report for sample AE09972 showing surrogate recovery and unknown compounds from May 9, 2002.
Similarity score 0.989 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025430
Fragmented GCMS scan data page showing tentative identification of compounds and surrogate recovery for sample AE11420.
Similarity score 0.989 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044628
Laboratory report documenting GCMS analysis of sample AE09333 conducted on May 8, 2002.
Similarity score 0.988 (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 0.988 (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