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 5 Krypton Concentration Rank 3
R.T. EstConc Area Relative to ISTD R.T. 4.16 0.54 ug/L 384435 1,4-Dichlorobenzene-d4 9.94
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 Krypton 84 Kr 007439-90-9 9 2 3-Buten-2-one, 3-methyl- 84 C5H80 000814-78-8/9 3 Furan, 2,3-dihydro-5-methyl- 84 C5H80 001487-15-/ 5 4 4H-1,2,4-Triazol-4-amine 84 C2H4N4 000584-134 4 Abundance Scan 184 (4.160 min): 9973.D (-179) (-) m/z 43.10 100.00% 43 40 84 5000 49
60 ' ' | ' 1 1 1 | I 1 । 1 p-T-r i । i
m/z-> ........... I 20 25 30 35 40 ++++ 36 1 1 1 i 1 ■11 i ' 1 1 1 i ■' 1' 1 11 45 50 i11111 ■1 55 60 । । । n n । । । । । । । । । । । i r
65 70 75 80 85 88 11 I | i-1 i i-] i r
90 95 3.80 m/ z 4.00 40.10 4.20 4.40 68.35% 4.60
Abundance #33829: Krypton 84
5000 3 80 4.00 4.20 4.40 4.60 42 m/z 84.00 65.93%
m/z-> 1, PTITTTTTIPTPTPTIIPH 80 tit 1 ’ i1'1 ■ i ■ ■ 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 PMMNMyMimoyoink, Abundance #109350: 3-Buten-2-one, 3-methyl- 43 3 80 4.00 4.20 4.40 4.60 5000 84 m/z 49.10 48.95%
27 39 55 69 /WMMorottall 1111 1111111 > 11111 -■ 1111 ■ 11111 1111111'11111 11111 । । । । ■ i ■ I ■r 111' ■11 r ■ m/z->_____ 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #6978: Furan, 2,3-dihydro-5-methyl- 43 3.80 4.00 4.20 4.40 4.60 m/z 85.05 37.76% 5000 84 39 27 54
miz-s ........... 20 25 30 TT’H 35 40 ++ 158,.65 51 45 50 55 60 65 472 TH 81 75 80 85 90 95 70 11 ''1 i 1 1 1 1 1 ' ' 3.80 4.00 4.20 4.40 4.60
9973.D 050102.M Tue May 07 15:51:54 2002 Page 9
NYC-WTC_000044038
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_000013089
GCMS laboratory report for sample AE09517 detecting unknown compounds and 2,4-DDD on May 23, 2002.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000014303
Gas chromatography mass spectrometry results for sample AE12324 including surrogate recovery data analyzed on June 7, 2002.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000013014
GCMS laboratory report for sample AE11908 detecting unknown compounds and 2,4-DDD on June 4, 2002.
Similarity score 0.991 (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 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000015171
Laboratory report listing reference values for volatile organic compounds in sample AE12735 with associated numerical data.
Similarity score 0.990 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000012908
Laboratory report presenting analytical results for target compounds and surrogate recovery data for water sample AE11903.
Similarity score 0.990 (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