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 g . Library Search Compound Report “+ Data File : C:\HPCHEM\1\DATA\JANO802\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 eTeerrcrrrrrrrrer re srrerrererrrerrrrr rrr tir rr tr trrettrt irri tert rosy Peak Number 9 Trisiloxane, 1,1,1,5,5,5-hexam Concentration Rank 9 R.T. EstCone Area Relative to ISTD R.T. 26.73 0.55 ug/L 171296 Phenanthrene-d10 24.81 Hit# of 5 Tentative ID MW MolForm CASH Qual 1 Trisiloxane, 1,1,1,5,5,5-hexamethyl 384 C12H3604Si5 003555-47-3 42 2 Ethanedioic acid, bis(trimethylsily 234 CeH1so4si2 018294-04-7 32 3 3-Isopropoxy-1,1,1,7,7,7-hexamethyl 576 C18H5207Si7 071579-69-6 25 _4 2-Hexenedioic acid, bis(trimethylsi 288 C12H2404Si2 _055494-10-5 23 Abundance —————S*S*~S*S*~S*«San 28S (26.73 minh: 1020.0) Taz 73 “90 100.00 | i | 5000 ; PP og 355 ‘26140 261602680 27.00 14! i 428 00 28.80.27. BL oh Ht | 242 |, Efe 147.00 32-228 mis> 80 100.450 _ 200.250 300350400 450__500 550 i) ‘Abundance ee ‘Trisiloxane, 1,1,1,5,5,5-hexamethyl-3,3-bis{(trimet i ‘5000 7 | ae 60 sea ea 360 m/z 281.00 16.30% a | miz-> 50100. 150-200-250 300 350400450500. 550_ \ | ‘Abundance 7 3 147 26.40 26.60 26.80 27.00 5000 m/z 221.0, 14.61 45 190 a9 miz>___ 80100160 200 250 300 a0 400 490 500 650 Abundance ‘#60503: 3-isopropoxy-1,1,1,7,7,7-hexamethyt-3,5,5-tris(trim 26.40 26.60 _26.80_27.00 m/z 74.00 9.83 | a sar 48 519 561_| i miz—> 90100 180 200 250 300 360 400 450 500 550 | 26.40 2660 2660 2700 | 31020.D GCMS0103.M Wed Jan 09 12:11:59 2002 Page 9 NYC-WTC_000017474
OCR can misread numbers and units. Confirm readings against the page image before using them.
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_000018733
Laboratory report documenting gas chromatography mass spectrometry results for sample AD30934 conducted on January 28, 2002.
Similarity score 0.992 (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 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018605
Laboratory report documenting gas chromatography mass spectrometry results for sample AD30705 conducted on January 28, 2002.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036712
GCMS analysis report for sample AD29563 listing unknown compounds and surrogate recovery data from January 28, 2002.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018005
Laboratory report listing PAHs and phthalates in a water sample scheduled for re-extraction and re-analysis.
Similarity score 0.990 (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