GCMS blank analysis for sample AD28662, Dec 2001

Machine-extracted title · confidence 100%

Blank test results confirming no detectable contaminants above method detection limits for sample AD28662.

NYC-WTC_000034971–000034987

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\DEC0401\28662.D Vial: 15 Acq On : 5 Dec 2001 2:02 am Operator: 209 GALOS Sample : gc/ms 11/24 Inst : GC/MS 209 Mise Multiplrs 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 Heneicosane Concentration Rank 8 R.T. EstConc Area Relative to ISTD R.T. 30.63 0.51 ug/1 110778 Chrysene-dl2 33.03 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Heneicosane 296 C21H44 000629-94-7 01 2 Nonacosane 408 C29H60 000630-03-5 91 3 Tricosane 324 C23H48 000638-67-5 91 4 Eicosane, 10-methyl-_______________ 296 C21H44 054833-23-7 90 Abundance Scan 2787 (30.630 min): 28662.D (-) m/z 57.00 100.00% 57

85 5000 'i — f — ii — r । i —

3! _ J J 1j3j 141 .168 197 225 30.20 30.40 30.60 30.80 31.00 Tr TTTTgTTppTu m/Z43.05 76.64% miz-> 40 60 80 100120140160180200 220240 260 280 300320 340 360380 400 Abundance #42201: Heneicosane 57

85 5000 IPr --- 30.20 30.40 30.60 30.80 31.00 m/z71.10 70.79% 1113 .4 UM 1141_____________ 268 296 p , I. । r.।T11111111111.... p...!।।।. h 11।1111111111 n | r i > > 111 n । "' i ■" mk-> 40 60 80 100 120 140 160 180 200 220 240 260 280 300320 340 360 ^0 400 Abundance #54526: Nonacosane 43 ----------------------- 71 30.20 30.40 30.60 30.30 31.00 5000 m/ z 85.05 52.99%

2 .*.|ii i rj111i(T..।iii11111|i। 211 239 379 408 TIOTUg—n——ggTa mz-> 40 60 80 100 120140160180200 220 240 260 280 300 320 340 360 380 400 Abundance #73318: T ricosane 2 43 30.20 30.40 30.60 30.80 31.00 m/z 41.05 30.93% 71 5000

. 99 4- 11127..... 183 211. 296 324 J I ! I I _____ TTrp-rr 1’ "IIEUT"TTTTTTTI‘TTT I I I > i I i i i । I ■ II i p, ■ ■ I < 11 i |(, ■ I ! ■ < ■ ■ I ■ ■ ■ > I I __ L44AAMAA,A,AMAA-AA,AA,44 11 | 11 | TTTTT mfz-> 40 60 80 100 120140 160 180 200 220 240 260 280 300 320 340 360 380 400 30.20 3040 30.60 30.80 31,00

28662.D GCMS1126.M Thu Dec 06 13:20:08 2001 Page 4

NYC-WTC_000034980

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NYC-WTC_000034980Source: NYC Law Department, mirrored locally

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