Log entry documenting a gas chromatography-mass spectrometry analysis of unknown compounds in sample AD31020 on January 18, 2002.
NYC-WTC_000017459–000017477Folder label: “GCMS X 12/20/01 A 1/8/02”
OCR status: ocr · source: ours
NYC 9/11 Public Portal Document 3 . Library Search Compound Report ‘+s ‘Data File : C:\HPCHEM\1\DATA\JAN0802\31020.D Vial: 15 : Acq On : 9 Jan 2002 2:59 am Operator: 209 GALOS Sample : gems scan 12/20 Inst : GC/MS 209 Misc : Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0103.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L JESSIE SSIS SEIS IOSD ISIS ISH TIO IIIS IS IOI OI ISO II II IIE Peak Number 6 3-Isopropoxy-1,1,1,7,7,7-hexam Concentration Rank 4 R.T. | EstCone Area Relative to ISTD R.T. 20.12 2.47 ug/l 766061 Acenaphthene-d10 20.39 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 3-Isopropoxy-1,1,1,7,7,7-hexamethyl 576 C18H5207Si7 071579-69-6 45 2 Trisiloxane, 1,1,1,5,5,5-hexamethyl 384 C12H3604Si5 003555-47-3 37 3 Octadecanoic acid, 2-[(trimethylsil 386 C22H4603Si 056196-58-8 10 4 Heptadecanoic acid, trimethylsilyl 342 C20H4202Si 055517-58-3 9 Abundance ‘Scan 1643 (20.124 min): 31020.D Cy m/z y 100.00 ‘5000 | | | Mr 281 | 45, 224 48 19.80 _20.00_20.20_ 20.40 Mech esslen treet iy w/z 147.00 34.33 mfz->___80__100__180__200_250__300___350__400__450__500_ 550. meas ii Tse pOpOAN TAT TRosan SSA | ug m/z 281.00 130.35 ] | a 231 aor 415 519 S61 v | mvz->___ 80100160 200 250300 380 400 450 500 880 | | Abundance, Tae Ta SS earch S TB ae | | | 73 “7 ] i 281 49.80 20.00 20.20 20.40 000] | m/z 326.90 12.27 miz->__ 80100150 200250 300350400 450 600 550__ ‘Abundance: #74126: Octadecanoic acid, 2-{(trimethyisilyl}oxy}-, methy| 1 |_19.80 20.00 20.20 20.40 907 Pe ge2i0p 8.53 | s000 miz> 30100150. 200250300 350 400 450. 500 S60 | 49.80 2000 2020 2040 31020.D GCMS0103.M Wed Jan 09 12:11:46 2002 Page 6 NYC-WTC_000017471 ‘
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000017514
Log entry documenting a gas chromatography-mass spectrometry analysis of unknown compounds in sample AD31076 on January 18, 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_000017434
Record of a gas chromatography-mass spectrometry run for unknown compounds in sample AD31073 performed on January 18, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017265
Laboratory note stating that the GCMS scan of sample AD30605 did not reveal unusual compounds on January 22, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017494
Record of a gas chromatography-mass spectrometry run for unknown compounds in sample AD31024 performed on January 18, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017364
Laboratory note stating that the GCMS scan of sample AD31017 did not reveal unusual compounds on January 18, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017478
Laboratory report documenting GCMS analysis of sample AD31075 conducted on January 18, 2002, showing detection of unknown compounds and surrogates.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017344
Laboratory report listing detection limits for numerous organic compounds in a GCMS blank sample analyzed on January 10, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018248
Laboratory report documenting GCMS analysis of sample AD30984 conducted on January 25, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018650
Laboratory report documenting gas chromatography mass spectrometry results for sample AD30906 conducted on January 28, 2002.
1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗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 · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037457
Laboratory analysis report for environmental sample AD29929 showing GCMS results and surrogate compound recovery rates.
1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036815
GCMS analysis report for sample AD29667 listing unknown compounds and surrogate recovery data from January 28, 2002.
1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000017265
Laboratory note stating that the GCMS scan of sample AD30605 did not reveal unusual compounds on January 22, 2002.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018107
Automated laboratory log recording GCMS analysis of sample AD30695 including detection of unknown compounds and surrogates.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018142
Automated laboratory log recording GCMS analysis of sample AD30711 including detection of unknown compounds and surrogates.
Similarity score 0.990 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000004149
Large multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.
Similarity score 0.990 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017265
Laboratory note stating that the GCMS scan of sample AD30605 did not reveal unusual compounds on January 22, 2002.
Similarity score 0.989 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036162
Laboratory report noting GCMS scan results for sample AD29231 with phthalates detected and low recovery requiring re-analysis.
Similarity score 0.989 (not a probability)
machine-extracted · confidence unavailable · Check page ↗Readers open these alongside this record — through an Ask answer, the same folder, or indexed similarity. Not a claim they are about the same event.
NYC-WTC_000017329
Document page containing only the CCAS identifier with no readable text or specific content details visible.
Filed in the same folder
NYC-WTC_000017330
Fragmented page from a laboratory method document regarding extraction and analysis procedures for GCMS testing.
Filed in the same folder
NYC-WTC_000017334
Laboratory report documenting GCMS calibration analysis of sample AD31017 conducted on January 8, 2002, listing concentrations of various organic compounds.
Filed in the same folder
NYC-WTC_000017338
Record of a gas chromatography-mass spectrometry run for unknown compounds in sample AD31017 performed on January 18, 2002.
Filed in the same folder
NYC-WTC_000017344
Laboratory report listing detection limits for numerous organic compounds in a GCMS blank sample analyzed on January 10, 2002.
Filed in the same folder