Laboratory data recording surrogate recovery and unknown compound screening for sample AE04512 dated April 4, 2002.
NYC-WTC_000038721–000038729Folder label: “GCMS X 3/2/02 A 3/27/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Data File : C:\MSDCHEM\l\DATA\032602\4512.D Vial: 57 Acq On : 27 Mar 2002 8:02 pm Operator: McLean Sample : SAMPLE 4512 3/2/02 Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P
Quant Method : C:\MSDCHEM\l\5973N\5080302.M (RTE Integrator) Title : Quantitation For Method 508gcscan Library : C:\DATABASE\WILEY7N.L
Peak Number 1 Silane, tetramethyl- (CAS) ... Concentration Rank 1
R.T. EstConc Area Relative to ISTD R.T.
5.58 0.56 ug/L 147653 1,4-Dichlorobenzene-d4 9.55
Hit# of 5 Tentative- ID MW MolForm CAS# Qual
l Silane, tetramethyl- (CAS) $$ Te... 88 C4H12Si 000075-76-3 38 2 Butane, 2-methoxy-2-methyl- 102 C6H140 000994-05-8 38 3 3-Pentanol, 3-methyl- 102 C6H14O 000077-74-7 28 4 1,3-Dioxolane, 2 - (1-methylethyl ) - 116 C6H1202 000822-83-3 25 Abundance 7 Scan 425 (5.576 min): 4512.D (-) m/ z 73.20 100.00% 73
5000 43
• I ' ' ' ' I ' — m 5.20 5.40 5.60 5.80 6.00 0- —.... ..........1 103_____________________________ 313 m/z 43.20 43.59% ' i1 *" i " " i" " i" " i " " i" " i11" I" " I" " I " " I " " 1111 m/z-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 Abundance #4816: Silane, tetramethyl- (CAS) $$ Tetramethylsilane $$ ... 73
5000 A—AA+AAAd 4ML 5.20 5.40 5.60 5.80 6.00 43 m/z 41.20 17.21%
15 190___________________ 0- " ' I ' 1 " I 1 " 1 I " " | ' H । . . , . । . , , , । , , , , । , , , , । , , , , । , , , , | I I I I | I I I I | | I I I | I I I I | I I I I |
l m/z— > 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300_ Abundance #9701: Butane, 2-methoxy-2-methyl- 73 1^1 , ( A 5.20 5.40 5.60 5.80 6.00 5000 m/z 45.10 15.56% 55
27 0 I t 101 “I—OUI0U1011—————0—up——EUu m/z-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 Abundance #9665: 3-Pentanol, 3-methyl- 73 ,.. — l A . । . 5.20 5.40 5.60 5.80 6.00 m/z 71.10 10.17%
5000 55
29 , Ih | 0 TT ! TT । fL . ।,,,,,.,,, ।,,,, ।..... .।।।।।| ■ ■ i" ■ 1 r ■ m/z-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 5.20 5.40 5.60 5.80 6.00
4512.D 5080302.M Thu Mar 28 06:21:10 2002 Page 3
NYC-WTC_000038728
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NYC-WTC_000038712
Laboratory data recording surrogate recovery and unknown compound screening for sample AE04513 dated April 4, 2002.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000038730
Laboratory data recording surrogate recovery and unknown compound screening for sample AE04511 dated April 4, 2002.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000038703
Laboratory data recording surrogate recovery and unknown compound screening for sample AE04514 dated April 4, 2002.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000038739
Laboratory data recording surrogate recovery and unknown compound screening for sample AE04510 dated April 4, 2002.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000059066
Laboratory report documenting GCMS analysis of sample AE05240 for unknown compounds and surrogates on March 29, 2002.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011635
Gas chromatography-mass spectrometry analysis report for sample AE03475 identifying other unknown compounds, conducted March 28, 2002.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011644
Gas chromatography-mass spectrometry analysis report for sample AE03503 identifying other unknown compounds, conducted March 28, 2002.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000012008
Gas chromatography-mass spectrometry analysis report for sample AE04332 conducted on April 1, 2002, including surrogate recovery data.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011566
Calibration table and chromatographic data for GC/MS analysis using Method 508 conducted on March 29, 2002.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011669
Gas chromatography-mass spectrometry analysis report for sample AE03504 identifying other unknown compounds, conducted March 28, 2002.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000059048
GCMS analysis of sample AE05238 performed on 3/29/02 showing 2,4-DDD surrogate compound recovery at 152% with unspecified qualifier flag.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000059084
Laboratory report documenting GCMS analysis of sample AE05242 for unknown compounds and surrogates on March 29, 2002.
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.
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NYC-WTC_000038657
Department of Environmental Protection site log sheet for the World Trade Center area dated March 2002.
Filed in the same folder
NYC-WTC_000038658
Laboratory data sheet recording sample volumes and drip rates for DEP analysis in early March 2002.
Filed in the same folder
NYC-WTC_000038661
Gas chromatography-mass spectrometry analysis report for environmental sample AE04509 dated March 27-28, 2002.
Filed in the same folder
NYC-WTC_000038670
Calibration data for GCMS analysis of volatile organic compounds including nitrosamines and dichlorobenzenes.
Filed in the same folder
NYC-WTC_000038678
Blank analysis results showing no detectable levels of target volatile organic compounds in sample AE04509.
Filed in the same folder