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GCMS blank analysis results, May 22, 2002

Machine-extracted title · confidence 95%

Laboratory report showing blank sample analysis for volatile organic compounds using gas chromatography-mass spectrometry on May 22, 2002.

NYC-WTC_000013049–000013076

Folder label: “GCMS X 5/21/02 A 5/21/02

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NYC 9/11 Public Portal Document Library Search Compound Report Data File C:\MSDCHEM\1\DATA\0 52102\LB.D Vial: 10 Acq On 21 May 2002 8:40 pm Operator: Mclean Sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L

Peak Number 12 Phenanthrene, 9-methyl- Concentration Rank 17 R.T. EstConc Area Relative to ISTD R.T. 22.54 0.28 ug/L 333446 Phenanthranene-dl0 22.91 Hit# Of

1 Phenanthrene, 9-methyl- 5

192 C15H12 Tentative ID MW MolForm CAS# 000883-20-5 53 daly) 2 Thiocyanic acid, 2-benzothiazoly. .. 192 C8H4N2S2 006011-99-0 40 3 Anthracene, 9-methyl- 192 C15H12 000779-02-2 40 — 4 Phenanthrene, 4-methyl- 192 C15H12 000832-64-4 40 N Abundance Scan 3312 (22.539 min): LB.D (-3305) (-) m/z 192.10 100.00% 192

..... A.... A 5000

. 96 146 160 66 82 1 22.20 22,40 22.60 22.80 0 42 nmpmmmt < 1111 ■ j' 1‘ 1 * “ 118 1 T. ' 11" *1" “ 111" 111’l’s I ‘‘' I ■' ‘' T1" 'I" hm m/z 191.10 20.19% m/z-> 20 30 40 50 60 70 80 90 100110120 130140 150160170 180190 200 Abundance #81033: Phenanthrene, 9-methyl- 192

5000 T T T I ■ 1 ■ ■ i 22.20 22.40 22.60 22.80 m/z 96.10 16.36% 29 39 51 63 74 83 T 115 126 139 152 165 176 I O Thp0OHThumpTT 1115 nfe-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 Abundance #80870: Thiocyanic acid, 2-benzothiazolyl ester 192

22.20 22.40 22.60 22.80 5000 m/z 146.10 14.35%

45 “882 90 108 122 134 148 160 0- l | I I I I | I I —A | 1 I I 1 |-A I >‘| I ! I I | | 1 . 1 | I 1 I । | 1 ■ > l'| ■ 1 I I | I I I I | . I-I I | I I I I | I I 1 I | 1 l'l I | . I > > | > > | l | | 331 miz-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 Abundance #125848: Anthracene, 9-methyl- 010 192 22.20 22.40 22.60 22.80 m/z 193.10 13.64% 5000

96 ac > 27 39 51 63 82 | 115 126 139 152 1 ? 176 1 0 * । * * * ■ । ■ * Ti 1 • > J* । i ‘ | t’na * | » !’ * ]'l I !’!'[ MM t | 1 J J l | it't r J 111" J i I 1*1 I I I I rlr 1 1 | ! t t > ITTI » | * J t I | It J J | I I m/z-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 22.20 22.40 22.60 22.80

LB.D 052202.M Wed May 22 12:03:24 2002 Page 15

NYC-WTC_000013067

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NYC-WTC_000013067Source: NYC Law Department, mirrored locally

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