NYC-WTC_000005394
Laboratory report listing unknown compounds and surrogate recovery data for sample AE02604.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗Laboratory report showing non-detectable results for nitrosamines and chlorinated solvents in GCMS blank.
NYC-WTC_000005367–000005382Folder label: “GCMS X 2/5/02 A 3/7/02”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document Library Search Compound Report
Data File C:\HPCHEM\1\DATA\MAR0 7 02\LB.D Vial: 15 Acq On 8 Mar 2002 3:29 am Operator: Sample gc/ms scan 2/5 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P
Quant Method : C:\HPCHEM\1\METHODS\GCMS0208.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 4 Trisiloxane, 1,1,1,5,5,5-hexam Concentration Rank 2
R.T. EstConc Area Relative to ISTD R.T.
20.88 0.71 ug/1 116503 Acenaphthene-dl0 21.25
Hit# Of 5 Tentative/ID MW MolForm CAS# Qual
1 Trisiloxane, 1,1,1,5,5,5-hexamethyl 384 C12H3604Si5 003555-47-3 45 2 3-Isopropoxy-1,1,1, 7, 7, 7-hexamethyl 576 C18H5207Si7 071579-69-6 45 3 Propanedioic acid, [(trimethylsilyl 336 C12H2805Si3 038165-93-4 38 4 2-Hexenedioic acid, bis(trimethylsi 288 C12H2404Si2 Abundance Scan 1725 (20.884 min): LB.D (-) m/z " 73.00 100.00% 32 055494-10-5 73
5000 147 281 .... R.... A 327 20.60 20.80 21.00 21.20 — 45 117 191 221 249 1 L 383 415 1 1 1 111" m/z 147.00 40.78% m/z-2 50 100 150 200 250 300 350 400 450 500 550 Abundance #52459: Trisiloxane, 1,1,1,5,5,5-hexamethyl-3,3-bis[(trimet 73 147 281 ! 5000 ' I* * [ 20,60 20.80 21.00 21.20 369 m/z 281.10 36.29% 207 249, 1 338 , 1 I 1 ' *1 I ■ ' 1 ' i ■ ‘ ' i ' m/z->_____ 50 100 150 200 250 300 350 400 450 500__ 550
.....y..... Abundance pstreot 73
20.60 20.80 21.00 21.20 5000 m/z 326.90 13.08% 147 221 281 327 415 519 561 m/z-> _ _ 50 100 150 200 250 300 350 400 __ 450__ 500 550 Abundance #73507: Propanedioic acid, [(trimethyisilyljoxyj-, bis(trim 73 20.60 20.80 21.00 21.20 m/z 282.00 9.94% 5000 147 45 102
m/z-> ‘ ' i ‘ ' 50 H100 , 150 177 200 221 292 321 L 1 1 1 i ■ ■ ■ ■ i ■ ■ ■ 1 i ' ■ ■ ■ i ■ ' 1 i ' 1 1 1 i 1 250 300 350 400 450 500 550 20.60 20.80 21.00 21.20
LB.D GCMS0208.M Wed Mar’13 15:03:48 2002 Page 4
NYC-WTC_000005376
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000005394
Laboratory report listing unknown compounds and surrogate recovery data for sample AE02604.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005415
Laboratory report listing unknown compounds and surrogate recovery data for sample AE02645.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005448
Laboratory report listing unknown compounds and surrogate recovery data for sample AE02647.
1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000009835
Calibration data for GCMS analysis using 625/TCLP method with deuterated compound reference standards recorded on February 21, 2002.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000039588
Laboratory report documenting GCMS analysis of sample AE06455 conducted on April 19, 2002, by the DEP.
1 shared non-person entities · 1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000039453
Laboratory report documenting GCMS blank analysis of sample AE06430 conducted on April 17, 2002.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000038871
Laboratory report documenting GCMS analysis of sample AE02575 conducted on March 25, 2002, identifying other unknown compounds.
1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023649
Laboratory report showing GC/MS blank analysis for sample AE09676 with non-detect results for volatile organic compounds.
1 shared non-person entities · 1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000043547
Laboratory report documenting a GC/MS blank run to check for contamination in the analytical system on May 6, 2002.
1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023789
Instrument log and analysis summary for GCMS testing of sample AE09676 conducted on May 23, 2002.
1 shared non-person entities · 1 shared topics · similarity 0.993
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 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000039497
Laboratory report documenting GCMS analysis of sample AE06449 conducted on April 19, 2002.
1 shared non-person entities · 1 shared topics · similarity 0.992
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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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_000005354
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_000005355
Document showing laboratory parameters including drip rate and surrogates for testing procedures in DEP Box 12.
Filed in the same folder
NYC-WTC_000005358
Laboratory report listing quantitative results for nitrosamines and chlorinated solvents in sample AE02581.
Filed in the same folder
NYC-WTC_000005362
Laboratory report listing quantitative results for nitrosamines and chlorinated solvents in sample AE02581.
Filed in the same folder
NYC-WTC_000005383
Laboratory report listing unknown compounds and surrogate recovery data for sample AE02581.
Filed in the same folder