Laboratory report documenting GCMS analysis for unknown compounds and surrogate recovery in sample AD28229 conducted on January 9, 2002.
NYC-WTC_000033954–000033964Folder label: “GCMS X 11/20/01 A 11/26/01”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document Library Search Compound Report
Data File : C:\HPCHEM\1\DATA\NOV2 601\28229.D Vial: 15 Acq On : 28 Nov 2001 6:57 am Operator: 209 GALOS Sample : 11/20 scan Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P
Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 2 3-Isopropoxy-1,1,1,7,7,7-hexam Concentration Rank 2
R.T. EstConc Area Relative to ISTD R.T.
39.59 0.75 ug/1 80854 Perylene-dl2 37.11
Hit# Of 5 Tentative ID MW MolForm CAS# Qual
1 3 - Isopropoxy-1,U1,7,7,7-hexamethyl 576 C18H5207Si7 071579-69-6 28 2 1,2-Benzenedicarboxylic acid, bis(t 310 C14H2204Si2 002078-22-0 25 3 Ethanedioic acid, bis (trimethylsily 234 C8H18O4Si2 018294-04-7 12 4 Butanoic acid, 3-methyl-3-[(trimeth 262 CllH26O3Si2 055124-90-8 12 Abundance 1 Scan 3763 (39.593 min): 28229.D (-) m/z 73.00 100.00% 73 147 221 5000 281 355 T T T T 191 253 39.20 39.40 39.60 39.80 40.00 42 a t y 117 H 327 .11 .....—+429.■.I.■....■.|.■......t...r 14 m/z 147.00 86.00% miz-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #60503: 3-Isopropoxy-1,1,1,7,7,7-hexamethyl-3,5,5-tris(trim 73
5000 4—+44 —4, । +4—A-Apa...r 147 38.20 39.40 39.60 39.80 40.00
A 221 281 327 m/z 221.05 55.35% .. —. .—.,.—.,.,. ,.,.. ,.|.,. ,. — . 1. r 415 519 561 m/z-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #72975; 1.2-Benzenscarboxylic acid, bis(trimethylsily)e 147 73 r p 1 1 1 i ' ‘ 11 1 39.20 39.40 39.60 39.80 40.00 5000 m/z 207.00 33.70% 45 119 193 221 295 www W/Mr • ‘ | • « • • | TT | । < TT | 1 i < 1 1 ' T ___________ ___ TT TTTT. 1. ■. T T TT. ,. , ,,,,,, m/z-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #30580: Ethanedioic acid, bis(trimethylsily!) ester 7 147 39*20 39.40 39.60 39.80 40.00 m/z 281.00 30.57% — 5000 45 190 219 ' T TT TUTIPTT PT TTTTTTTTTTT miz-> 100 150 200 250 300 350 400 450 500 550 39.20 1 3940 39.60 39.80 40.00
28229.D GCMS1126.M Thu Jan 03 12:46:11 2002 Page 2
NYC-WTC_000033962
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_000033789
Analytical commentary for sample AD28151 dated November 29, 2001, noting no unusual compounds but low recovery rates for LCS standards.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033731
Laboratory report detailing GCMS analysis of sample AD28145 conducted on November 29, 2001, noting unknown compounds.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033742
Analytical commentary for sample AD28153 dated November 29, 2001, noting no unusual compounds but low recovery rates for LCS standards.
1 shared non-person entities · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033945
Laboratory report documenting GCMS analysis for unknown compounds and surrogate recovery in sample AD28326 conducted on January 9, 2002.
1 shared non-person entities · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035967
Laboratory report documenting GCMS scan results for sample AD29138 with no unusual compounds detected.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017770
Laboratory report detailing gas chromatography-mass spectrometry analysis of sample AD30356 conducted on January 10, 2002.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034402
Laboratory report documenting GCMS analysis of sample AD28428 conducted between November 21 and 26, 2001.
1 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000019070
Laboratory report of gas chromatography-mass spectrometry analysis for sample AD30115 conducted on January 9, 2002.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000019163
Gas chromatography-mass spectrometry analysis report for sample AD30315, completed January 9, 2002, showing unknown compounds data.
Similar document embedding; no shared entity or topic indexed. · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035820
Lab notes for sample AD29022 indicate no unusual compounds detected but one LCS compound outside acceptance range.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035990
Laboratory report noting detection of bis(2-Ethylhexyl)phthalate in sample AD29028 analyzed on December 18, 2001.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036029
Laboratory report noting GCMS scan results for sample AD29140 with one compound recovery outside acceptance range.
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.
Page similarity is temporarily unavailable or this page has no indexed vector.
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_000033704
Department of Environmental Protection record logging GCMS X samples from November to December 2001.
Filed in the same folder
NYC-WTC_000033705
Fragmented page from a GCMS-related record dated between November 20 and 26, 2001, likely part of the WTC environmental monitoring series.
Filed in the same folder
NYC-WTC_000033707
Laboratory report of a GCMS blank analysis for sample AD28143 conducted on November 28, 2001, listing various organic compounds below detection limits.
Filed in the same folder
NYC-WTC_000033723
Calibration record for GCMS instrument 209 using method GCMS1126, dated November 26-28, 2001, listing standard compounds and retention times.
Filed in the same folder
NYC-WTC_000033726
Laboratory report of a GCMS reference analysis for sample AD28143 conducted on November 28, 2001, listing detected compounds and retention times.
Filed in the same folder