Analytical commentary for sample AD28159 dated November 29, 2001, noting no unusual compounds but low recovery rates for LCS standards.
NYC-WTC_000033752–000033764Folder 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\NOV2601\28153.D Vial: 17 Acq On 27 Nov 2001 2:21 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 3 Trisiloxane, 1,1,1,5,5,5-hexam Concentration Rank 4
R.T. EstConc Area Relative to ISTD R.T.
39.59 0.59 ug/1 104586 Perylene-d12 37.12
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 Trisiloxane, 1,1,1,5,5,5-hexamethyl 384 C12H3604Si5 003555-47-3 38 2 1,2-Benzenedicarboxylic acid, bis(t 310 C14H2204Si2 002078-22-0 17 3 3,6-Dio: a-2,4,5,7-tetrasilaoctane, 294 C10H30O2S14 004342-25-0 12 4 Silane, [(1-methyl-l,3-propanediyl) 234 C10H26Q2Si2 056771-47-2 12 Abundance 1 Scan 3763 (39.593 min): 28153. D (-) m/ z 73.00 100.00% 73 147 221
5000 281 355 .............. 429 39.20 39.40 39.60 39.80 40.00
m/z-> mlus 15.44 44 177 [ npmTTTTTTT mt.... L Ur m/z 147.00 40 60 80 100120140160180200220240260280300320340360380400420 ■ _............. / 85.99% Abundance #74103: T risiloxane, 1,1,1,5,5,5-hexamethyl-3,3-bis[(trimet 73 147
5000 4.44——T 39.20 39.40 39.60 39.80 40.00 281 m/z 221.05 70.21% 45
miz-> .44 i 117 207 249 3 111 iS11111 <111 ri 11?I m ppUTTTTTTTTTTTTT 40 60 80 100120140160180200220240260280300320340360380400420 Abundance #72973:1,2-Benzenedicarboxylic acid, bis(trimethylsilyl) e 147 73 T 39.20 39.40 39.60 39.80 40.00 m/z 281.00 36.01%
DA 5000 295 45
m/z-> X m ... 119 , - 9 2 ।।।।।i I‘‘ ITTTTETTTUO‘TE‘T‘T‘‘T 40 60 80 100120140160180200220240260280300320340360380400420 Abundance #41682:3,6-Dioxa-2,4,5,7-tetrasilaoctane, 2,2,4,4,5,5,7,7- 147 221 39'20 39'40' 39'60' '39'80 40'00 m/z 354.95 26.69% 73 5000 191
m/z—> . —.. ‘74 r 11.... 11 il. । A.. । p 279 ।.’l'.।।
40 60 80 100120140160180200220240260280300320340360380400420 ।। >11 ■ J11 i ■ ■ ' ■ i ' ■ ' ' i ' ' ' i ■ ■ ' ■ i ■ ■ 39.20 39.40 39.60 39.80 40.00
28153.D GCMS1126.M Tue Nov 27 15:43:36 2001 Page 3
NYC-WTC_000033761
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NYC-WTC_000033834
Analytical commentary for sample AD28155 dated November 29, 2001, noting detection of bis(2-Ethylhexyl)phthalate and low recovery rates.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033765
Analytical commentary for sample AD28149 dated November 29, 2001, noting no unusual compounds but low recovery rates for LCS standards.
1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033800
Analytical commentary for sample AD28157 dated November 29, 2001, noting no unusual compounds but low recovery rates for LCS standards.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗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 topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034213
Laboratory report detailing GCMS analysis of sample AD28271 conducted on December 6, 2001.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034808
Laboratory analyst notes on GCMS scan results, recovery rates, and low pH conditions for sample AD28649.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034198
Laboratory report detailing GCMS analysis of sample AD28263 conducted between November 21 and 26, 2001.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034886
Laboratory analyst notes on GCMS scan results and recovery rates for sample AD28479 analyzed in early December 2001.
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 topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034819
Laboratory analyst notes on GCMS scan results and recovery rates for sample AD28666 analyzed in early December 2001.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034988
Laboratory report noting contamination from the TurboVap concentrator and recovery rates for sample AD28662.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034331
Laboratory report documenting GCMS analysis of sample AD28427 conducted between November 21 and 26, 2001.
1 shared topics · similarity 0.997
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_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