Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE03246 conducted on March 15, 2002.
NYC-WTC_000006105–000006125Folder label: “GCMS X 2/12/02 A 3/01/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document 1 P ull
Data File : C:\MSDCHEM\1\5973N\02MAR01\03246.D Vial: 1 • Acq On : 1 Mar 2002 4:00 pm Operator: Sample : 508 scan Inst : Instrumen Mise : March 1, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P
Quant Method : C:\MSDCHEM\1...\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 2 Propane, 1,l-dimethoxy-2-me... Concentration Rank 11 R.T. EstConc Area Relative to ISTD R.T. 3.93 0.09 ug/L 42780 1,4-Dichlorobenzene-d4 9.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual
I Propane, 1,1-dimethoxy-2-methyl- 118 C6H14O2 041632-89-7 83 2 Propane, 1,l-dimethoxy-2-methyl-... 118 C6H14O2 041632-89-7 74 3 ISOBUTYRALDEHYDE, DIMETHYLACETAL... 118 C6H14O2 000000-00-0 74 4 ISOBUTYRALDEHYDE, 7METHYLACETAL... 118 C6H14O2 000000-00-0 64 Abundance 49 (3.927 min): 03246. D (-) m/z 75.00 100.00%
JG« 7)5
YY, 5000 87 55 ■ 1 । r 1 1 ’ i 1 ■ 1 1 i 1 1 1 1 i 1 1 ' ' i — 51 71 3.60 3.80 4.00 4.20
n/z-> Ol 25 30 35 40 45 ln— 50 55 TTITTTTTTT "I " 60 65 70 75 80 84 । 85 11 ' -r-p-m-p-r 90 95 m/z 87.00 38.70% Abundance #17846: Propane, 1,1-dimethoxy-2-methyl- 75
5000 87 .. .... v........ ' ' 3.60 1 1 1 1 I ' ' ' 1 I 1 1 ' 1 I ' ' 1 ' I 3.80 4.00 4.20 55 m/z 55.10 25.32% 31 43 । 47I 2 59 71 01 11111 11 1111 .....11111.. '11111111111111'111 l ■ ■ ■ l ■ ■ ■ ■ l-t 1111 '1111 1 m/z-> 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #17844: Propane, 1,1-dimethoxy-2-methyl-$$ Isobutylaldehy... 75 ■ i ■ ■ ■ ■ । 1 AA 'i 1 ■ ■ 1 i 3.60 3.80 4.00 4.20 5000 m/ z 47.10 17.84% 87 31 47 55 71 Of ' 1 lTI " 1 I1 1 " I 1 " ' I "43 I 59 1 1 I ' ' T-p-T ' 11 " 11 " " I' -P H"I""I' i 1 1 ■ ■ i ■1 m/z-> 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #17847: ISOBUTYRALDEHYDE, DIMETHYLACETAL $$ 1,1-Dimethoxyi... 1 ■ i 1 1 ' ’ i ■ ■ ■ ■ i ' ' ' ' i 75 3.60 3.80 4.00 4.20 m/ Z 45.10 11.12% 5000 87 47 55 31
mmm 4341 59 71 0 T-p-f ' 11" 11 " " i' " 11 i " 1 PTyyuuit 1 ■ । ‘ ।' niz-> 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 3.60 3.80 4.00 4.20
)3246.D HP022102.M Mon Mar 04 12:33:13 2002 Page 4
NYC-WTC_000006112
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000004494
Multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037780
Gas chromatography-mass spectrometry analysis of sample AE03616 performed on 3/28/2002, detecting other unknown compounds with surrogate 2,4-DDD at 5.0 µg detection limit.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037760
Laboratory report documenting GCMS analysis of a method blank for sample AE03615 to verify analytical system cleanliness.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037800
Laboratory report detailing gas chromatography-mass spectrometry analysis of sample AE03617 conducted on March 28, 2002.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037635
Laboratory report documenting GCMS analysis of a method blank for sample AE03508 to verify analytical system cleanliness.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000010027
GCMS laboratory results for sample AE01510 conducted on March 5, 2002, showing surrogate recovery and unknown compounds.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037720
Laboratory report documenting GCMS analysis of a method blank for sample AE03612 to verify analytical system cleanliness.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037660
Laboratory report documenting GCMS analysis of a method blank for sample AE03509 to verify analytical system cleanliness.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000010947
Laboratory report documenting gas chromatography-mass spectrometry results for sample AE03075 including surrogate recovery.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037700
Laboratory report documenting GCMS analysis of a method blank for sample AE03611 to verify analytical system cleanliness.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000010967
Gas chromatography-mass spectrometry analysis of sample AE02718 performed March 5, 2002, documenting other unknown compounds and surrogate 2,4-DDD recovery at 97 percent.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000010907
Laboratory report documenting gas chromatography-mass spectrometry results for sample AE03075 including surrogate recovery.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000006146
Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE03248 conducted on March 15, 2002.
Similarity score 0.994 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000052251
Laboratory report showing GCMS analysis of sample AE00842 including surrogate recovery and unknown compounds.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000006186
Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE03250 conducted on March 15, 2002.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000052291
Laboratory report detailing GCMS scan results for sample AE00844, including detection of unknown compounds and surrogate recovery data.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050735
Laboratory report listing unknown compounds and surrogate recovery for sample AE00027 analyzed on February 7, 2002.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000003523
Laboratory report documenting GCMS analysis of sample AE01142 conducted on February 27, 2002.
Similarity score 0.992 (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_000006010
Department of Environmental Protection GCMS sample tracking record for the World Trade Center site dated March 2002.
Filed in the same folder
NYC-WTC_000006011
Page from a Department of Environmental Protection file containing partial text regarding methods and sample counts.
Filed in the same folder
NYC-WTC_000006013
Laboratory report listing concentrations of volatile organic compounds in sample AE03184 analyzed on March 6, 2002.
Filed in the same folder
NYC-WTC_000006017
Laboratory report providing GCMS reference data for sample AE03185 analyzed on March 7, 2002.
Filed in the same folder
NYC-WTC_000006022
Laboratory report listing concentrations of volatile organic compounds in sample AE03184 analyzed on March 6, 2002.
Filed in the same folder