NYC-WTC_000039611
Laboratory report documenting GCMS analysis of sample AE06456 conducted on April 19, 2002, by the DEP.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗Laboratory report documenting GCMS analysis of sample AE06452 conducted on April 19, 2002, by the DEP.
NYC-WTC_000039545–000039559Folder label: “GCMS X 3/19/02 A 4/17/02”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report
Data File : C:\HPCHEM\1\DATA\APR1702\6452.D Vial: 10 Acq On : 17 Apr 2002 5 : 02 pm Operator: Sample : gc/ms scan 3/19 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P
Quant Method : C:\HPCHEM\1\METHODS\GCMS0412.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L
Peak Number 1 Silane, tetramethyl- Concentration Rank 4
R.T. EstConc Area Relative to ISTD R.T.
8.10 3.50 ug/1 414038 1,4-Dichlorobenzene-d4 12.21
Hit# Of 5 Tentative ID MW MolForm CAS# Qual _____________ —_____________ 1 Silane, tetramethyl- 88 C4H12Si 000075-76-3 9 2 1,3 -Dioxolane, 2-methyl- 88 C4H802 000497-26-7 9 3 N-Ethylformamide 73 C3H7NO 000627-45-2 9 4 3-Pentanol, 3-methyl- 102 C6H140 000077-74-7 9 Abundance ( Scan 332 (8.097 min): 6452.D (-) m/z 73 . O'O 100.00% 73
5000 43 ' ■ 1 r' 1 ■ ‘ | 1 1 ■ < | • r 1 | 1 ■ ■ '
7.80 8.00 3.20 3.40___ 4 Im I I 55 , 87 103 208 i" " i TT i' *" i" " i ""f1" i" "i‘"i"" i ■ m/z 43.05 28.19% m/z-> 10 20 30 40 50 60 70 80 90 100110120130140150160170180190200210 Abundance #62932: Silane, tetramethyl- 73
5000 ----- —= — 7.80 8.00 8.20 8.40 m/z 41.05 10.47% 45 15 1 55 TTTTT 488 [‘121.—711—2111—1111‘‘"II m/z-> 10 20 30 40 50 60 70 80 90 100110120130140150160170180190200210 Abundance #62902:1,3-Dioxolane, 2-methyl- 73 ■ 'i • 1 1 ' i 1 1 111 TT 1 T 7.80 8.00 8.20 8.40 5000 43 m/z 44.95 10.19% 58 87 27 11111" I'1" I1'1" 11,1' 1 TTTTTTTTTTTTTTTTTTTTTTTTTTTT] I TT"II‘I"11 I 1111' 'I'I m/z—> 10 20 30 40 50 60 70 80 90 100110120130140150160170180190200210 Abundance #292: N-Ethylformamide 33 II—mm 7.80 8.00 8.20 8.40 73 m/ z 71.00 6.63%
5000 44 58
15 TH 74 I’T’ l rr. ■ | < I < [ ■ < < I | . I . t | < I I . I > I I I | I > I ! | ! ■ > I | . I . . | . 1 I ! | !I|III I!>■!>]I>lt|.<■ .....I o.. 1 ' । 1 1 1 ■ । 1 1 1 1 । 1 1 1 1 i ' 1 m/z—> 10 20 3C 40 50 60 70 80 90 100110120130140150160170180190 200210 7.80 8.00 8.20 8.40
6452.D GCMS0412.M Thu Apr 18 09:12:18 2002 Page 1
NYC-WTC_000039552
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_000039611
Laboratory report documenting GCMS analysis of sample AE06456 conducted on April 19, 2002, by the DEP.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000039560
Laboratory report documenting GCMS analysis of sample AE06453 conducted on April 19, 2002, by the DEP.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000039522
Laboratory report documenting GCMS analysis of sample AE06450 conducted on April 19, 2002.
Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000039574
Laboratory report documenting GCMS analysis of sample AE06454 conducted on April 19, 2002, by the DEP.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000039681
Surrogate recovery data for sample AE06423 analyzed by GCMS on April 18, 2002.
Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048055
GCMS analysis report for sample AE08215 showing surrogate recovery and unknown compounds from April 2002.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047979
GCMS analysis report for sample AE05749 showing surrogate recovery and unknown compounds from April 2002.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000060478
DEP laboratory report of GCMS analysis for sample AE06635 conducted on April 18, 2002.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000058391
Analytical run record from April 2, 2002, documenting unknown compounds and surrogate recovery for sample AE04592.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011877
Laboratory report documenting GCMS analysis of environmental sample AE04411 conducted on April 3, 2002.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048013
Gas chromatography-mass spectrometry analysis of sample AE08210 detecting unknown organic compounds and measuring 2,4-DDD surrogate recovery at 73%, April 22, 2002.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000058523
Laboratory report documenting GCMS analysis of sample AE04805 conducted on April 5, 2002.
Similar document embedding; no shared entity or topic indexed. · 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_000039560
Laboratory report documenting GCMS analysis of sample AE06453 conducted on April 19, 2002, by the DEP.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048737
GCMS laboratory report for sample AE05852 analyzed on April 23, 2002, by analyst DLV.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000038220
Laboratory report documenting GCMS analysis of sample AD31592 conducted on February 28, 2002.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047979
GCMS analysis report for sample AE05749 showing surrogate recovery and unknown compounds from April 2002.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000038177
Laboratory report documenting GCMS analysis of sample AD31589 conducted on February 28, 2002.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000009619
Calibration table page listing internal standards and response factors for GCMS analysis.
Similarity score 0.996 (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_000039437
Department of Environmental Protection site log sheet for the World Trade Center area covering March and April 2002.
Filed in the same folder
NYC-WTC_000039438
Fragmented page from a GCMS record series dated April 2002 within DEP Box 23 archives.
Filed in the same folder
NYC-WTC_000039441
Calibration report for GCMS analysis of sample AE06430 conducted on April 17, 2002.
Filed in the same folder
NYC-WTC_000039445
Laboratory report documenting GCMS reference analysis of sample AE06430 conducted on April 17, 2002.
Filed in the same folder
NYC-WTC_000039453
Laboratory report documenting GCMS blank analysis of sample AE06430 conducted on April 17, 2002.
Filed in the same folder