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GCMS method blank results, March 2002

Machine-extracted title · confidence 95%

Laboratory report documenting a method blank analysis for polycyclic aromatic hydrocarbons conducted on March 13, 2002.

NYC-WTC_000038399–000038404

Folder label: “GCMS X 2/26/02 A 2/28/02

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Scanned page image, NYC-WTC_000038402
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document LLDLcLY DCctti wpoua RLL

Data File C:\MSDCHEM\l\DATA\022802\0917.D Vial: 22 • Acq On 1 Mar 2002 5:47 am Operator: McLean Sample : Inst : Instrumen Mise : Multipir: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1\5973N\5080202.M (RTE Integrator) Title : Quantitation For Method 508gcscan Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 1 Cyclopentasiloxane, decamet... Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T.

12.08 1.09 ug/L 350250 Naphthalene-d8 13.05

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Cyclopentasiloxane, decamethyl- 370 C10H3005Si5 000541-02-6 83 2 3,4-DIHYDROXYMANDELIC ACID-TETRATMS 472 C20H4005Si4 000000-00-0 38 3 N- (Trifluoroacetyl) -N,O, O' ,O"-t. . . 553 C22H42F3NO4Si4 000000-00-0 38 4 Benzeneethanamine, N-[ (pentafluo. . . 563 C24H34F5NO3Si3 055429-13-5 37 ' ‘ Abundance - (12.083 ’ --------------- Scan 993 min):------------ 0917.D (-) ” m/z 73.10 100.00% 73

267 5000 355 ■ • | ■ ■ • • | f| ■ 1 • ! ■ • 11.8012.00 12.20 12.40 , 119 154 193223 . 0 - Tr TTr T* TI — . , , 323, . m/z 267.00 50.42% m/z-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #313068: Cyclopentasiloxane, decamethyl- 73

355 267 5000 11.80 12.00 12.20 12.40” m/z 355.10 38.28%

207 . 323. 0- - 1!8 —I 11 11 111 ‘ i ‘ •1 * i' ‘1 ‘ i • ‘ miz-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #361636: 3,4-DIHYDROXYMANDELIC ACID-TETRATMS 73

TTIII 1 11.80 12.00 12.20 12.40 355 m/z 356.10 14.04% 5000

0- • • i1 •■ ■ i ■ , 177 193 . 251 295 429458 ■1 ■ i ■ • ' ■ i • • • ■ i ■ •

miz-> 50 100 ' 150 200250 300350/400 I 450 500 550 #377151: N-(TrifIuoroacetyiJ-N.O.O'.C-tetrakisftrimethyl... Abundance 73 ■ • i • - • ■ i ■ ' ' 1 I ’ 1 1 11 11 11.80 12.00 12.20 12.40 m/z 268.00 10.38% 355 5000

miz—> 0 44 , 116147 193 236267 '‘I1,1 r. । । 538 , ( i ■ . i f 50 100 150 200 250 300 350 400 450 500 550 1 1 1 1 ' 1 1 1 1 ‘ 1 1 1 ' ‘1 !'■ 1 T T 11.80 12.00 12.20 12.40 T

0917.D 5080202.M Wed Mar 13 06:57:26 2002 Page 3

NYC-WTC_000038402

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NYC-WTC_000038402Source: NYC Law Department, mirrored locally

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