Laboratory commentary noting moderate recovery rates and absence of unusual compounds in sample AD28273.
NYC-WTC_000034235–000034248Folder label: “GCMS X 11/21/01 A 11/27 - 11/28/01”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report Data File : C:\HPCHEM\l\DATA\DEC0501\28273.D Vial: 5 Acq On : 5 Dec 2001 4:33 pm Operator: 209 GALOS Sample : re extract 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 3 2-Propanol, 1-(2-methoxy-l-met Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 11.46 0.61 ug/1 140483 1,4-Dichlorobenzene-d4 11.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Propanol, 1-(2-methoxy-1-methylet 148 C7H16O3 020324-32-7 72 2 1-Propanol, 2-(2-hydroxypropoxy)- 134 C6H14O3 000106-62-7 45 3 2-Butanol, 3,3‘-oxybis- 162 C8H18O3 054305-61-2 38 4 2-Pentanone, 5-methoxy- 116 C6H1202 017429-04-8 36 Abundance Scan 699 (11.464 min): 28273.D (-) m/z 59.05 100.00% 59 45 5000 103 73 -- 11.20 11.40 11.60 11.80 39 — . ----- T 89 130 TTIT. ri TT । ----- I " ' ' I ' ' ' 1 1 ' m/z 44.95 52.32% mlz-> 20 30 40 50I 60 70 80 90 100 110 120 130 140 Abundance #9238: 2-Propanol, 1-(2-methoxy-1-methylethoxy)- 59
5000 45 103 11.20 11.40 11.60 11.80 73 31 m/z 102.95 37.68% 130 — IP — T' TT PPI ■ " ■ ............ — TmT—-1ICT —IIIr m/z-> 20 30 40 50 60 70 80 90 100 110 120 130 140 Abundance #6086:1-Propanol, 2-(2-hydroxypropoxy)- 59 11.20 11.40 11.60 11.80 5000- m/z 73.00 25.64%
/A. 31 45 103
--- T 75 89 TTT ‘ I ' ' ' ' I ' ' ' ' I ' ’ ’ ' I ' 1 ■ ■ । ■ ■ ■ ■ । ■ • ■ ’ ।11 ■ • p m/z-> 20 30 40 50 60 70 80 90 100 110 120 130 140 Abundance #12859:2-Butanol, 3,3‘-oxybis- 59 P 11.20 11.40 11.60 11.80 m/z 41.05 21.90% 5000 31 45 103
m/z—> —PPP 4 TTIr —+ Hr 20 30 40 50 60 '"I. ’. '. '. 1 1 1 70 80 .............................. 90 100 110 120 134 130 140 V (A 44— +4AAM4 । . , ■ ' I ' ■ ' ' i ' ' 11.20 11.40 11.60 11.80
28273.D GCMS1126.M Thu Dec 06 08:51:47 2001 Page 3
NYC-WTC_000034244
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000034289
Gas chromatography-mass spectrometry analysis of sample AD28432 conducted November 30, 2001, detecting other unknown compounds with results referenced in comments.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036184
Follow-up report documenting re-extraction of sample AD29232 which maintained low recovery rates despite re-processing.
Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034258
Laboratory report documenting GCMS analysis of sample AD28473 conducted between November 21 and 26, 2001.
1 shared non-person entities · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034759
Laboratory analyst notes on GCMS scan results and recovery rates for sample AD28595 analyzed in early December 2001.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036425
Laboratory report documenting GCMS analysis of sample AD29457 conducted on January 4, 2002, showing unknown compounds and surrogates.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036447
Laboratory report documenting GCMS analysis of sample AD29459 conducted on January 4, 2002, showing unknown compounds and surrogates.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035808
Laboratory analysis notes for sample AD29023 indicating no unusual compounds detected in GCMS scan; one of forty-three compounds in quality control standard outside acceptance rang
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036360
Laboratory GCMS analysis report for sample AD29289 conducted on January 4, 2002, showing unknown compounds and surrogates.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034908
Repeat gas chromatography-mass spectrometry analysis of sample AD28596 after re-extraction, confirming bis(2-Ethylhexyl)phthalate at 0.36 ug/L with improved standard recovery of 89
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036029
Laboratory report noting GCMS scan results for sample AD29140 with one compound recovery outside acceptance range.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036278
Laboratory analysis report for sample AD29296 conducted on December 28, 2001, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033874
Laboratory report detailing GCMS scan results and recovery rates for environmental sample AD28147 analyzed in December 2001.
1 shared non-person entities · 1 shared topics · similarity 0.996
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_000034154
Single page of raw GCMS data or header information from samples tested in late November 2001.
Filed in the same folder
NYC-WTC_000034155
Technical data sheet recording instrument parameters and calibration details for GCMS Method 508 analysis conducted in November 2001.
Filed in the same folder
NYC-WTC_000034156
Instrument sequence log listing calibration standards and sample IDs processed between November 26 and 30, 2001.
Filed in the same folder
NYC-WTC_000034160
Laboratory report of a method blank analysis for sample AD28263 conducted on November 26, 2001.
Filed in the same folder
NYC-WTC_000034168
Laboratory report of GCMS calibration data for sample AD28263 conducted on November 26, 2001.
Filed in the same folder