Laboratory comments on GCMS scan results for sample AD29517 noting low recovery and scheduling re-extraction.
NYC-WTC_000036656–000036677Folder label: “GCMS X 12/6/01 A 12/12/01 - 12/13/01”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report
Data File C:\HPCHEM\1\DATA\JAN0302\29517.D Vial: 17 Acq On . 4 Jan 2002 2:10 am Operator: 209 GALOS Sample gems 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 6 Cyclopentasiloxane, decamethyl Concentration Rank 4
R.T. EstConc Area Relative to ISTD R.T.
14.17 2.10 ug/1 1130850 Naphthalene-d8 15.12
Hit# Of 5 Tentative ID MW MolForm CAS# Qual
1 Cyclopentasiloxane, decamethyl- 370 C10H3005Si5 000541-02-6 72 2 N- (Trifluoroacetyl) -0,0',0' '-tris(t 481 C19H34F3NO4Si3 000000-00-0 43 3 Benzoic acid, 2,5-bis(trimethylsilo 370 C16H30O4Si3 003618-20-0 43 4 3,4-Dihydroxybenzyl alcohol, tris (tr 356 C16H3203Si3 068595-79-9 38 Abundance Scan 994 (14.170 min): 29517.D (-) m/ z 73.00 100.00% 73
5000 267 355 4 T I 13.80 14.00 14.20 14.40 14.60 — 45 108 133154 193 —T . . , — । 4 —I 223 247, , 4293 323 TI—— m/z 267.00 37.31% miz-> 50 100 150 200 250 300 350 400 450 Abundance #51266: Cyclopentasiloxane, decamethyl- 73 355 267 / 5000 r-r-f 13.80 14.00 14.20 14.40 14.60 m/z 355.05 27.73% 207 323 m/z-> 50 100 150 200 250 300 350 400 450 Abundance #58326: N-(Trifluoroacety!)-O.0,O"-tris(trimethyIsilyl)no 73 ............ —........................... 355 13.80 14.00 14.20 14.40 14.60 5000 m/z 356.05 9.87%
45 • ■ 1i 126147 193 265 (376 481 m/z--> 50 100____ 150 200 250 300 350 400 450 Abundance #73978: Benzoic acid, 2,5-bis(trimethylsiloxy)-, trimethyls -[-r 73 13.80 14.00 14.20 14.40 14.60 355 m/ z 2 68.00 9.42% 5000 45 ||......... 1147 179 223, . ................ ...................... /................. m/z-> 50 100 150 200 250 300 350 400 450 13.80 14.00 14.20 14.40 14.60
29517.D GCMS1126.M Tue Jan 08 12:19:53 2002 Page 6
NYC-WTC_000036668
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NYC-WTC_000036542
Laboratory commentary noting detection of bis(2-Ethylhexyl)phthalate in sample AD29520 and blank on January 25, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036842
GCMS analysis report for sample AD29670 listing unknown compounds and surrogate recovery data from January 28, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018262
Laboratory report documenting GCMS analysis of sample AD30985 conducted on January 25, 2002.
1 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018733
Laboratory report documenting gas chromatography mass spectrometry results for sample AD30934 conducted on January 28, 2002.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018174
Automated laboratory log recording GCMS analysis of sample AD30714 including detection of unknown compounds and surrogates.
1 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018664
Laboratory report documenting gas chromatography mass spectrometry results for sample AD30907 conducted on January 28, 2002.
1 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018693
Laboratory report documenting gas chromatography mass spectrometry results for sample AD30909 conducted on January 28, 2002.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018754
Laboratory report documenting gas chromatography mass spectrometry results for sample AD30935 conducted on January 28, 2002.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016096
GCMS analysis report for sample AD27288 showing surrogate recovery and unknown compounds from December 19, 2001.
1 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018155
Automated laboratory log recording GCMS analysis of sample AD30713 including detection of unknown compounds and surrogates.
1 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017380
Laboratory report documenting GCMS analysis of sample AD31018 conducted on January 18, 2002, showing detection of unknown compounds and surrogates.
1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018194
Automated laboratory log recording GCMS analysis of sample AD30605 including detection of unknown compounds and surrogates.
1 shared non-person entities · 1 shared topics · similarity 0.998
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_000036491
Department of Environmental Protection record logging GCMS X samples from November to December 2001.
Filed in the same folder
NYC-WTC_000036492
Fragmented page from a DEP environmental sampling record containing partial text and data fields.
Filed in the same folder
NYC-WTC_000036494
Laboratory calibration data sheet for GCMS analysis of organic compounds including nitrosamines and chlorobenzenes dated December 13, 2001.
Filed in the same folder
NYC-WTC_000036498
Laboratory report detailing GCMS calibration analysis for various organic compounds including nitrosamines and chlorobenzenes conducted on December 13, 2001.
Filed in the same folder
NYC-WTC_000036503
Laboratory report documenting GCMS blank analysis for organic compounds conducted on January 4, 2002, showing results below detection limits.
Filed in the same folder