Laboratory report noting contamination from the TurboVap concentrator and recovery rates for sample AD28662.
NYC-WTC_000034988–000034999Folder label: “GCMS X 11/24/01 A 12/4/01”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\HPCHEM\1\DATA\NOV2601\28680.D Vial: 11 Acq On : 28 Nov 2001 3:03 am Operator: 209 GALOS Sample : 11/24 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 4 Trisiloxane, 1,1,1,5,5,5-hexam Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 39.59 1.50 ug/1 135769 Perylene-dl2 37.12 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Trisiloxane, 1,1,1,5,5,5-hexamethyl 384 C12H3604Si5 003555-47-3 38 2 3,6-Dioxa-2,4,5,7-tetrasilaoctane, 294 C10H3002Si4 004342-25-0 25 3 1, 2-Benzenedicarboxylic acid, bis(t 310 C14H2204Si2 002078-22-0 12 4 Disiloxane, hexamethyl- 162 C6H18OSi2 000107-46-0 10 Abundance Scan 3763 (39.594 min): 28680.D (-) m/z 73.00 100.00% 73 147 221 5000 281 355 429
mlz-> mmm 41 193 m .... - -4234— 40 60 80 100120140160180200220240260280300320340360380400420 227—4 .... 1..... 1 401 rrrp 39.20 39.40 39.60 39.80 40.00 m/z 147.00 76.10% Abundance #74103: Trisiloxane, 1,1,1,5,5,5-hexamethyl-3,3-bis[(trimet 73 147
5000 AP44A4 281 39.20 39.40 39.60 39,80 40 00 45 369 m/z 220.95 57.28% 117 207 249 . . TTTTTTTT TITgTgmpm TTJTTTTp-rTTprnTTTTipTrT^^ .......... 1............... mlz—> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 420 Abundance #41682: 3,6-Dioxa-2,4,5,7-tetrasilaoctane, 2,2,4.4,5,5,7,7- 147 221
73 39.20 39.40 39.60 39.80 40.00 5000 m/z 281.00 35.49% 191 117 279
m/z—> mrML "TOTTTTTTT L mtmmmmmmmmmpmmp 40 60 80 100120140160180200220240260280300320340360380400420 Abundance #72972:1 2-Benzenedicarboxylic acid, bis(trimethylsilyl) e 1-17 39.20 39.40 39.60 39.80 40.00 m/z 207.00 27.24% 73 5000
45 295 ml L ... 119.4......... 193 221........ m.......... TTT........ T m/z—> 40 60 80 100 120 140 160 180 200 220 240 260 280 300320 340360380 400420 T 39.20 39.40 39.60 39.80 40.00
28680.D GCMS1126.M Thu Dec 06 13:13:11 2001 Page 4
NYC-WTC_000034997
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_000034886
Laboratory analyst notes on GCMS scan results and recovery rates for sample AD28479 analyzed in early December 2001.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034808
Laboratory analyst notes on GCMS scan results, recovery rates, and low pH conditions for sample AD28649.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034819
Laboratory analyst notes on GCMS scan results and recovery rates for sample AD28666 analyzed in early December 2001.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034198
Laboratory report detailing GCMS analysis of sample AD28263 conducted between November 21 and 26, 2001.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034180
Laboratory report detailing GCMS analysis of sample AD28269 conducted on November 30, 2001.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034213
Laboratory report detailing GCMS analysis of sample AD28271 conducted on December 6, 2001.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034830
Laboratory analyst notes on GCMS scan results and recovery rates for sample AD28666 analyzed in early December 2001.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034331
Laboratory report documenting GCMS analysis of sample AD28427 conducted between November 21 and 26, 2001.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033765
Analytical commentary for sample AD28149 dated November 29, 2001, noting no unusual compounds but low recovery rates for LCS standards.
1 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033834
Analytical commentary for sample AD28155 dated November 29, 2001, noting detection of bis(2-Ethylhexyl)phthalate and low recovery rates.
1 shared non-person entities · 1 shared topics · similarity 0.997
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.
1 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033800
Analytical commentary for sample AD28157 dated November 29, 2001, noting no unusual compounds but low recovery rates for LCS standards.
1 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000034180
Laboratory report detailing GCMS analysis of sample AD28269 conducted on November 30, 2001.
Similarity score 0.998 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034198
Laboratory report detailing GCMS analysis of sample AD28263 conducted between November 21 and 26, 2001.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033752
Analytical commentary for sample AD28159 dated November 29, 2001, noting no unusual compounds but low recovery rates for LCS standards.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034331
Laboratory report documenting GCMS analysis of sample AD28427 conducted between November 21 and 26, 2001.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068413
Laboratory report documenting GCMS analysis of sample AD24431 conducted on November 7-9, 2001, identifying unknown compounds.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035171
Laboratory report noting low recovery rate and TurboVap contamination for sample AD28677.
Similarity score 0.996 (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_000034946
Laboratory report detailing GCMS scan results for sample AD28650, noting phthalate detection and low pH.
Filed in the same folder
NYC-WTC_000034947
Document containing unreadable text or corrupted data from the Department of Environmental Protection archives.
Filed in the same folder
NYC-WTC_000034949
Form detailing Method 508 parameters and sample volume information for environmental testing procedures.
Filed in the same folder
NYC-WTC_000034954
Reference data sheet listing concentrations of volatile organic compounds detected in sample AD28662.
Filed in the same folder
NYC-WTC_000034958
Calibration report showing recovery percentages for various chemical standards used in the GCMS analysis.
Filed in the same folder