Analytical report showing surrogate recovery data for sample AE03072 analyzed on March 12, 2002.
NYC-WTC_000005963–000005972Folder label: “GCMS X 2/12/02 A 2/28/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document Library Search Compound Report
Data File C:\MSDCHEM\l\DATA\022802\03072.D Vial: 6 . Acq On 1 Mar 2002 4:29 pm Operator: McLean Sample 2/12/02 GC SCAN Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.P
Quant Method : C:\MSDCHEM\l\5973N\5080202.M (RTE Integrator) Title : Quantitation For Method 508gcscan Library : C:\DATABASE\WILEY7N.L
Peak Number 2 Silane, tetramethyl- Concentration Rank 1
R.T. EstConc Area Relative to ISTD R.T.
5.60 1.23 ug/L 397878 1,4-Dichlorobenzene-d4 9.58
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 Silane, tetramethyl- 88 C4H12Si 000075-76-3 52 2 Butane, 2-methoxy-2-methyl- $$ E... 102 C6H140 000994-05-8 38 3 Silane, tetramethyl- $$ Tetramet... 88 C4H12S1 000075-76-3 9 4 Silane, tetramethyl- (CAS) $$ Te.. . 88 C4H12Si 000075-76-3 9 Abundance Scan 278 (5.597 min): 03072.D (-) m/z 73.10 100.00% 73 8000
6000
4000 ...... ) TITur 2000 45 i' ■ ‘ ' i ■ ' ■ ' i ■ 1 5.20 5.40 5.60 5.80 6.00 ...... 155,. 11 —TIIBaT i > ■ ■ ■ i > ■ ■ ■ i ■ ■ ■ ■ i ■ ■ • ■ i • • ■ ■ । ■ ■ ■ । । ’ ’ ■ . 11 87 103 m/z 45.10 13.18% m/z-> 0 10 20 30 40 50 60 70 80 90 100 110 Abundance #4814: Silane, tetramethyl- 73 8000
6000 / W , M, 4000 5.20 5.40 5.60 5.80 6.00 m/z 71.10 8.44% 2000 43 29
m/z-> 0 2 ,53,90 15 — 1, 81 88 ,1^ 36 10 20 30 40 50 60 70 80 90 100 110 1 ' ' i ‘ ■ i ' ' ' ' i 1 ' ' ' i ■
Abundance #9702: Butane, 2-methoxy-2-methyl- $S Ether, methyl tert-p... 73 8000 A..... h i i \ i I i i i i I । i
6000 5.20 5.40 5.60 5.80 6.00 m/z 55.10 5.12% 4000 43 55 87 2000 29 - T—I,Ummortit 80 11 r 1'1111111111' 11 m/z-> 0 10 20 30 40 50 60 70 80 90 100 110 . Abundance #4812: Silane, tetramethyl- $$ Tetramethylsilane $$ (CH3)4... ...... W...... 73 5.20 5.40 5.60 5.80 6.00 8000 m/z 74.10 4.55% 6000
4000
2000 43 ........ 36 ,|,| 55 , 66 88 TTpt ' ' i ' ' 1 ' i ' ■ 1 ■ i ' 1 ' ' i ' I ' ■ ' ■ I m/z-> 0 10 20 30 40 50 60 70 80 90 100 110 5.20 5.40 5.60 5.80 6.00
>3072.D 5080202.M Mon Mar 04 05:50:16 2002 Page 4
NYC-WTC_000005971
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000005973
Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE03073 conducted on March 12, 2002.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005992
Technical comment regarding low recovery rates in GCMS scan of sample AE03016, indicating a decision to reextract and reanalyze the specimen.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005955
Analytical report showing surrogate recovery data for sample AE03021 analyzed on March 12, 2002.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005983
Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE03074 conducted on March 12, 2002.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005937
Analytical report showing surrogate recovery data for sample AE03021 analyzed on March 12, 2002.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005916
Analytical report showing surrogate recovery data for sample AE03018 analyzed on March 12, 2002.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011319
Laboratory report documenting GCMS analysis of environmental sample AE03263 conducted on April 3, 2002.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011298
Laboratory report documenting GCMS analysis of environmental sample AE03259 conducted on April 3, 2002.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011328
Laboratory report documenting GCMS analysis of environmental sample AE03264 conducted on April 3, 2002.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011241
Laboratory report documenting GCMS analysis of environmental sample AE03254 conducted on April 3, 2002.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011250
Laboratory report documenting GCMS analysis of environmental sample AE03255 conducted on April 3, 2002.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011165
Laboratory report documenting GC/MS analysis of environmental sample AE03181 conducted on March 22, 2002.
1 shared topics · similarity 0.995
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_000005886
Department of Environmental Protection GCMS sample tracking record for the World Trade Center site dated February to March 2002.
Filed in the same folder
NYC-WTC_000005887
Laboratory log sheet recording sample preparation parameters including drip rates and surrogate additions for GCMS analysis.
Filed in the same folder
NYC-WTC_000005890
Mass spectrometer performance verification report using DFTPP standard conducted on February 28, 2002.
Filed in the same folder
NYC-WTC_000005891
Laboratory report listing recovery percentages for thirteen volatile organic compounds in reference standard AE03017 analyzed on March 4, 2002.
Filed in the same folder
NYC-WTC_000005893
Calibration data for polycyclic aromatic hydrocarbons and deuterated standards analyzed on February 28, 2002.
Filed in the same folder