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 12 3-Isopropoxy-1,1,1,7,7,7-hexam Concentration Rank 11
R.T. EstConc Area Relative to ISTD R.T.
30.09 0.51 ug/1 190860 Chrysene-dl 2 32.84
Hit# of 5 Tentative 1 MW MolForm CAS# Qual
1 3-Isopropoxy-1,1,1/7, 7,7-hexamethyl 576 C18H5207Si7 071579-69-6 33 1,1,1,5,7,7, N-{2, 23 Silanamine, 7-Heptamethyl-3, 3-bis (t 444 C13H40O5Si6 , 6-dimethyl-4-[ (tri 281 C14H27NOSi2 038147-00-1 23 072088-09-6 12 4 3-Trimethylsilyloxystearic acid,tr 444 C24H5203Si2 000000-00-0 9 'Abundance Scan 2728 (30.088 min): 29517.D (-) m/ z 73.0,0 100.00%] 73
5000 - 147 221 1911 | 249 281 420 45 IH-r T— 117 , 325 355 1401 40 ...... 29.80 30.00 30.20 30.40 m/z 147.00 34.47% mlz-> 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 147 29.80 30.00 30.20 30.40
221 281 29- A4E m/z 221.05 20.65% ..... ........ ]...... L 344 ........ 415.......... 519 561 m/z->____ 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 29.80 30.00 30.20 30.40 5000- 267 m/z 281.10 12.08% 355 429 45 । 207
m/z-> 50 100 150 200 250 i : 300 350 1...... 400 ' 450 500 550 Abundance #39584: Silanamine, N-[2,6-dimethyl-4-[(trimethylsilyl)oxy] -....... 73 29.80 30.00 30.20 30.40 281 m/z 355.05 12.06% 209 5000- 45 251 179 120 147 L ) m/z~> 50 100 150 200 250 300 350 400 450 500 550 29.80 30.00 30.20 30.40
29517.D GCMS1126.M Tue Jan 08 12:20:41 2002 Page 12
NYC-WTC_000036674
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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.
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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.
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NYC-WTC_000036498
Laboratory report detailing GCMS calibration analysis for various organic compounds including nitrosamines and chlorobenzenes conducted on December 13, 2001.
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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