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 8 Trisiloxane, 1,1,1,5,5,5-hexam Concentration Rank 6
R.T. EstConc Area Relative to ISTD R.T.
20.13 1.64 ug/1 929209 Acenaphthene-dl0 20.39
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 Trisiloxane, 1,1 yl, 5,5,5-hexamethyl 384 C12H3604Si5 003555-47-3 42 2 3-Isopropoxy-1 ,1,7,7,7-hexamethyl 576 C18H5207Si7 071579-69-6 36 3 4-Amino-5-imid azole carboxamide, tr 342 C13H30N4OSi3 000000-00-0 14 4 Phosphoric cid, 3-(ethoxyimino)-2- 429 C14H36NO6PSi3 055334-96-8 10 Abundance Scan 1643 (20.128 min): 29517.D (-) m/ Z 73.00 100.00% 73
5000 147 281 327 ----- 45 19.80 20.00 20.20 20.40 __
m/z--> - 50 117 100 TPT 150 191 221 249 TTT- 200 250 300 —353 3833,415 350 400 450 500 550 m/z 146.95 37.03% Abundance #52459: Trisiloxane. 1,1,1,5,5,5-hexamethyl-3,3-bis[(trimet 73 147
281 5000 I' ' ' 1 I 19.80 20.00 20.20 20.40 369 m/z 2 81.00 35.73% — 207 249, ----------I- 338 J m/z-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #60503: 3-lsopropoxy-1.1.1.7.7.7-hexarnethyl-3,5,5-tris(trirn 73 ----- 19.80 20.00 20.20 20.40 5000 m/z 326.90 14.89% 147 I 221 281 327 .. 415.....519 561 m/z--> 50 100 150 200 250 300 350 400 450 500 550 Abundance #48317: 4-Amino-5-imidazole carboxamide, tris(trimethylsily -------- 73 19.80 20.00 20.20 20.40 m/z 2 82.00 9.73% 327 5000- 237 45
m/z-> L 4172 Ui, , ,, ., I t....... .... ..... 50 100 150 212 200 250 -P Td 300 350 400 450 500 550 19.80 20.00 20.20 20.40
29517.D GCMS1126.M Tue Jan 08 12:20:10 2002 Page 8
NYC-WTC_000036670
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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