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 14 Trisiloxane, 1,1,1,5,5,5-hexam Concentration Rank 10
R.T. EstConc Area Relative to ISTD R.T.
32.93 0.64 ug/1 238016 Chrysene-dl2 32.84
Hit# Of 5 Tent ive ID MW MolForm CAS# Qual
1 Trisiloxane, 1,1,1,5,5,5-hexamethyl 384 C12H3604Si5 003555-47-3 32 2 1,1,1,5,77, 7-Heptamethyl-3,3-bis(t 444 C13H40O5Si6 038147-00-1 28 3 3-Isopropoxy-1,1,1,7,7,7-hexamethyl 576 C18H5207Si7 071579-69-6 23 4 Ethanedioic acid, bis(trimethylsily 234 C8H18O4Si2 018294-04-7 23 'Abundance Scan 3037 (32.925 min): 29517.D (-) m/ z 73.00 100.00% 7|3
5000 147
221 TIIr — T ' i ’ r1 ■1 281 355 32.60 32.80 33.00 33.20
miz-> 45 TIT 1 r TTI -PPP 50 100 119 , 150 . + 1911 200 — - 250 -------- 1 , 327, 1 300 350 401 429 400 450 500 550 m/Z 147.05 46.76% Abundance #74103: Trisiloxane, 1,1,1,5,5,5-hexamethyl-3,3-bis[(trimet 73 147
5000 ------- — F ■ I ' ' ' ' I 32.60 32.80 33.00 33.20 281 45 369 m/ z 221.00 22.88% I ■i T 117 207 249 miz-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #56714: 1.1,1.5.7.7.7-Heptamethyl-3.3-bis(trimethylsiloxy)t 73
147 M 32.60 32.80 33.00 33.20 5000 267 m/z 355.0 13.57% 355 429 207 i 45 1 1 m/z--> 50 100 150 200 250__ 300 350 400 450 500 550 Abundance #60503: 3-lsopropoxy-1,1,1,7,7,7-hexamethyl-3,5,5-tris(trim T 73 32.60 32.80 33.00 33.20 m/z 281.00 13.37% 5000 147
.............. 221 281 321 । , ........... 519561 । । । । । । —A A m/z-> 50 100 150 200 250 300 350 400 450 500 550 32.60 32.80 33.00 33.20
29517.D GCMS1126.M Tue Jan 08 12:20:57 2002 Page 14
NYC-WTC_000036676
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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