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GCMS blank analysis results, sample AE04733, Apr 2002

Machine-extracted title · confidence 95%

Laboratory blank analysis report for sample AE04733 conducted April 1, 2002, showing compounds below detection limits.

NYC-WTC_000058242–000058253

Folder label: “GCMS X 3/4/02 A 3/23/02

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Scanned page image, NYC-WTC_000058251
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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\l\DATA\MAR2802\LB.D Vial: 3 Acq On : 28 Mar 2002 10:29 am Operator: Sample : gc/ms scan 3/4 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params; LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS0308.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L *************************.******************************************** Peak Number 4 1,1,1,5,7,7,7-Heptamethyl-3,3- Concentration Rank 1

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

38.83 2.73 ug/1 128322 Perylene-dl2 37.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 l,l,l,5,7,7,7/Heptamethyl-3,3-bis{t 444 C13H40O5Si6 038147-00-1 37 2 3-Isopropoxy71,1,1,7,7,7-hexamethyl 576 C18H52O7Si7 071579-69-6 32 3 3,6-Dioxa-2,y4,5,7-tetrasilaoctane, 294 C10H3002Si4 004342-25-0 25 4 TrisiloxaneJ 1,1,J^5^, 5-hexamethyl 384 C12H36O4Si5 003555-47-3 12 Abundance Scan 3680 (38.827 min); LB?D (-) 7(3 147 221 5000 355 281 429 J17. I 191,1 3251 38.40 38.60 38.80 39.00 39.20 m/z-> 50 100 150 200 250 ' I ' ' 300 .350 I .XI 500400 ... 450 550 m/z 147.0,5 65.51% Abundance #56714:1,1J ,5777-Heptamethyl-3,3-bis7trimethyrsiloxy)r 70 147 5000 267 355 429 38.40 38.60 38.80 39.00 39.20 45, 207 ra/z 221.05 56.96% I m/z-->50 Abundance

5000 73 idd "

147 ' 250 300 3^1' 4M ' ’ 4M " 500 " od

A. T 38.40 38.60 38.80 39.00 39.20 m/z 355.05 34.37%

m/z-> Abundance

5000 50

73 100 150 147 200

2::i 221

250 281 327

300 ' ' 350 415 400 #41682:3,6-Dioxa-2,4.5.7-tetrasilaoctane, 2,2.4,4.'5.5,7.7- 450 500 519 561 550

38.40 38.60 38.80 39.00 39.20 m/z 281.00 A. ' 27.99%

191 117 279

m/z~> 50 100 150 200 250. 300 350 400 450 500 550 38,40 38.60 38,M 39,00 M^0_.

LB.D GCMS0308.M Mon Apr 01 11:12:53 2002 Page 4

NYC-WTC_000058251

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NYC-WTC_000058251Source: NYC Law Department, mirrored locally

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