Analytical commentary for sample AD28163 dated December 6, 2001, noting no unusual compounds and low recovery rates for LCS standards.
NYC-WTC_000033847–000033855Folder label: “GCMS X 11/20/01 A 11/26/01”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Quantitation Report (QT Reviewed) Data File C:\HPCHEM\l\DATA\DEC0501\28163.D Vial: 10 Acq On 5 Dec 2001 9:25 pm Operator: 209 GALOS Sample re extract Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: RTEINT.P Quant Time: Dec 5 22:13 2001 Quant Results File: GCMS1126.RES Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Last Update : Wed Nov 28 15:06:24 2001 Response via : Initial Calibration DataAcq Meth : GCMS1126
Internal Standards R.T. Qlon Response Cone Units Dev(Min) 1) 1,4-Dichlorobenzene-d4 11.71 152 814072 20.00 ug/1 0.01 15) Naphthalene-d8 15.31 136 3089698 20.00 ug/1 0.00 26) Acenaphthene-diO 20.59 164 1491151 20.00 ug/1 0.01 42) Phenanthrene-diO 25.00 188 2046459 20.00 ug/1 0.01 53) Chrysene-dl2 33.04 240 1185748 20.00 ug/1 0.00 59) Perylene-dl2 37.12 264 767673 20.00 ug/1 0.00 System Monitoring Compounds 52) 2,4-DDD 30.08 235 113306 4.65 ug/mL 0.01 Spiked Amount 5.000 Recovery = 93.00% Target Compounds Qvalue 2) Pyridine 0.00 79 0 N.D. 3) N-nitroso-dimethyl amine 5.24 74 201 N.D. 4) Phenol 0.00 94 0 N.D. 5) bis(2-Chloroethyl)ether 0.00 93 0 N.D. 6) 2-Chlorophenol 0.00 128 0 N.D. 7) 1,3-Dichlorobenzene 0.00 146 0 N.D. 8) 1,4-Dichlorobenzene 0.00 146 0 N.D. 9) 1,2-Dichlorobenzene 0.00 146 0 N.D. 10) 2-Methylphenol 0.00 108 0 N.D. 11) 2,2'-oxybis(1-Chloropropan 0.00 45 0 N.D. 12) 3&4-Methylphenol 0.00 108 0 N.D. 13) N-Nitroso-di-n-propylamine 0.00 70 0 N.D. 14) Hexachloroethane 0.00 117 0 N.D. 16) Nitrobenzene 0.00 77 0 N.D. 17) Isophorone 0.00 82 0 N.D. 18) 2-Nitrophenol 0.00 139 0 N.D. 19) 2,4-Dimethylphenol 0.00 107 0 N.D. 20) bis(2-Chloroethoxy)methane 0.00 93 0 N.D. 21) 2,4-Dichlorophenol 0.00 162 0 N.D. 22) 1,2,4-Trichlorobenzene 0.00 180 0 N.D. 23) Naphthalene 15.37 128 1984 N.D. 24) Hexachlorobutadiene 0.00 225 0 N.D. 25) 4-Chloro-3-methylphenol 0.00 107 0 N.D. 27) Hexachlorocyclopentadiene 0.00 237 0 N.D. 28) 2,4,6-Trichlorophenol 0.00 196 0 N.D. 29) 2,4,5-Trichlorophenol 0.00 196 0 N.D. 30) 2-Chloronaphthalene 0.00 162 0 N.D. 31) Dimethylphthalate 0.00 163 0 N.D. 32) 2,6-Dinitrotoluene 0.00 165 0 N.D. (#) = qualifier out of range (m) = manual integration 28163.D GCMS1126.M Thu Dec 06 08:40:22 2001 Page 1
NYC-WTC_000033849
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NYC-WTC_000033865
Gas chromatography-mass spectrometry analysis of sample AD28141 showing no unusual compounds detected; method acceptance ranges to be established and used.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033856
Analytical commentary for sample AD28141 dated December 6, 2001, noting detection of bis(2-Ethylhexyl)phthalate and low recovery rates.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
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 · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034227
Laboratory commentary noting high recovery rates and absence of unusual compounds in sample AD28275.
1 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035598
Lab report noting no unusual compounds but recovery issues and low pH in a water sample.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034938
Laboratory report detailing GCMS scan results for sample AD28651, noting low pH and recovery rates.
Similar document embedding; no shared entity or topic indexed. · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035580
GCMS scan results for sample AD28903 dated December 15, 2001, detecting bis(2-Ethylhexyl)phthalate.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034302
Laboratory report documenting GCMS analysis of sample AD28434 conducted between November 21 and 26, 2001.
1 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034249
Laboratory report documenting GCMS analysis of sample AD28277 conducted between November 21 and 26, 2001.
1 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035683
Laboratory notes stating the GCMS scan of sample AD28898 revealed no unusual compounds.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036371
Laboratory GCMS analysis report for sample AD29290 conducted on January 4, 2002, showing unknown compounds.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035727
Laboratory notes stating the GCMS scan of sample AD28897 revealed no unusual compounds.
Similar document embedding; no shared entity or topic indexed. · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000033874
Laboratory report detailing GCMS scan results and recovery rates for environmental sample AD28147 analyzed in December 2001.
Similarity score 1.000 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033856
Analytical commentary for sample AD28141 dated December 6, 2001, noting detection of bis(2-Ethylhexyl)phthalate and low recovery rates.
Similarity score 1.000 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033865
Gas chromatography-mass spectrometry analysis of sample AD28141 showing no unusual compounds detected; method acceptance ranges to be established and used.
Similarity score 1.000 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034289
Gas chromatography-mass spectrometry analysis of sample AD28432 conducted November 30, 2001, detecting other unknown compounds with results referenced in comments.
Similarity score 1.000 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034235
Laboratory commentary noting moderate recovery rates and absence of unusual compounds in sample AD28273.
Similarity score 1.000 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034938
Laboratory report detailing GCMS scan results for sample AD28651, noting low pH and recovery rates.
Similarity score 0.999 (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_000033704
Department of Environmental Protection record logging GCMS X samples from November to December 2001.
Filed in the same folder
NYC-WTC_000033705
Fragmented page from a GCMS-related record dated between November 20 and 26, 2001, likely part of the WTC environmental monitoring series.
Filed in the same folder
NYC-WTC_000033707
Laboratory report of a GCMS blank analysis for sample AD28143 conducted on November 28, 2001, listing various organic compounds below detection limits.
Filed in the same folder
NYC-WTC_000033723
Calibration record for GCMS instrument 209 using method GCMS1126, dated November 26-28, 2001, listing standard compounds and retention times.
Filed in the same folder
NYC-WTC_000033726
Laboratory report of a GCMS reference analysis for sample AD28143 conducted on November 28, 2001, listing detected compounds and retention times.
Filed in the same folder