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GCMS analysis comments for sample AD28662, Dec 2001

Machine-extracted title · confidence 100%

Laboratory report noting contamination from the TurboVap concentrator and recovery rates for sample AD28662.

NYC-WTC_000034988–000034999

Folder label: “GCMS X 11/24/01 A 12/4/01

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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

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NYC-WTC_000034997Source: NYC Law Department, mirrored locally

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DEP GCMS data table, Jan-Feb 2002 · Box DEP Box 12

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Large multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.

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