NYC Law Department release
Independent mirror · updated as the City releases more · v1.2.6
← Document results/DEP Box 27/GCMS X 4/8/02 A 4/18/02
Document / 14 pages

GCMS analysis results, sample AE08210, April 2002

Machine-extracted title · confidence 80%

Gas chromatography-mass spectrometry analysis of sample AE08210 detecting unknown organic compounds and measuring 2,4-DDD surrogate recovery at 73%, April 22, 2002.

NYC-WTC_000048013–000048026

Folder label: “GCMS X 4/8/02 A 4/18/02

Page image
Scanned page image, NYC-WTC_000048024
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\APR1702\8210.D Vial: 21 Acq On : 18 Apr 2002 3:45 am Operator: Sample : gc/ms scan 4/8 Inst : 209 Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0412.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L

Peak Number 5 3,6-Dioxa-2,4,5,7-tetrasilaoct Concentration Rank 4

R.T. EstConc Area Relative to ISTD R.T.

40.47 0.59 ug/1 52910 Perylene-dl2 37.87

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 3,6-Dioxa-2,4,b,7-tetrasilaoctane, 294 C10H3002Si4 004342-25-0 27 2 1-Monolinoleoylglycerol trimethylsi 498 C27H5404Si2 054284-45-6 12 3 Acetic acid, /[ (trimethylsilyl) oxy] - 220 C8H20O3S12 033581-77-0 10 4 Mercaptoacetic acid, bis(trimethyls 236 C8H20O2SSi2 006398-62-5 10 Abundance Scan 3859 (40.475 min): 8210.D (-) m/z 73.00 100.00% 73 147 221 5000 281 355 f i i | i r i i । “ i i i i | i i > i-1 i ' i i i

429 40.20 40.40 40.60 40.80 193 m/z-> 1 i 50 1 ' 1.... ll ' ■ i 1 1 ' ■ i 1 100 150 200 —T r 250 , 253 1 327 ■ 300 ■ I" 1 1 350 i ' 400 1 ■ 1 i ' 41 .. 450 m/z 147.00 70.61% Abundance #41682: 3,6-Dioxa-2,4,5,7-tetrasilaoctane, 2,2,4,4,5,5,7,7- 147 2221

73 5000 / A AAM AAA M A, A/l 40.20 40.40 40.60 40.80 191 m/z 220.95 60.11% 117 279

m/z-> 1 1 I tk 1 1 1 1 50 100 U150 t ' i 1 200 ----------------- 250 300 350 400 450 Abundance #58871:1 -Monolinoleoylglycerol trimethylsilyl ether 73

40.20 40.40 40.60 40.80 207 5000 147 m/z 207.00 48.23% 34 103 281 395 I , 482 AroAo"oo ■ i 11 1 i 11 ‘ 1 1 ■ 1 m/z-> 50 100 150 200 250 300 350 400 450 Abundance #27462: Acetic acid, ((trimethylsilyl)oxy)-, trimethylsilyl 73 40.20 40.40 40.60 40.80 147 m/z 281.00 29.06% 5000 aj/hot. 45 Li ‘dt 103 ' i' 1 177 205 , It m/z—> 50 100 150 200 250 300 350 400 450 40.20 40.40 40.60 40.80

8210.D GCMS0412.M Thu Apr 18 14:11:41 2002 Page 5

NYC-WTC_000048024

OCR can misread numbers and units. Confirm readings against the page image before using them.

NYC-WTC_000048024Source: NYC Law Department, mirrored locally

Related records

Browse subjects →

Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.

Same-box records

Filed elsewhere

More like this page

Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.

Page similarity is temporarily unavailable or this page has no indexed vector.

Others also read

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.

Compare copies and versions →