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GC/MS calibration table for TCLP analysis, Oct 2001

Machine-extracted title · confidence 95%

Calibration data table for GC/MS analysis of WTC samples conducted on October 2, 2001.

NYC-WTC_000086788–000086807

Folder label: “508 Scan 9/15/01 9/26/01

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File C;\HPCHEM\1\DATA\OCT0101\LBC.D Vial: 3 Acq On 1 Oct 2001 3:40 pm Operator; 209 GALOS Sample 9/15 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params; LSCINT.P

Quant Method ; C;\HPCHEM\1\METHODS\NP091101.M (RTE Integrator) Title : 209 .625/TCLP calibration table 7/16/01 Library ; C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 4 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 3 R.T. EstConc Area Relative to ISTD R.T.

7.77 0.84 ug/1 123994 1,4-Dichlorobenzene-d4 11.79

Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pent^none, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 42 2 Acetoiae 58 C3H6O 000067-64-1 9 3 3-Hydroxy-2-pentanone 102 C5H10O2 003142-66-3 9 4 5-H9xen-2-one 98 C6H10O 000109-49-9 9 Abundance Scan 297 (7.765 min): LBC.D (-) 40

59 553 101 740 7.60 7.80 8.00 8.20 ................................... 38 11 8.3 ................. ......................... I ' ' ' ' I ' ' ' ' I ' ' ' 'I' ' ' I ' ' ' * I ' I ’ • • I I ' ' ' ' I 10 20 30 40 50 60 70 80 90 100 110 Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 40

5000 59 7.40 7.60 7.80 8.00 8.20 m/z 100.95 20.40% X L 27 oo 101 ___ 83 -I-....................... ' I ' ' ' ' I ‘ ' I ' ' ' ’“I ' ' ' ’ I Tl/Z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #94; Acetone 43

7.40 7.60 7.80 8.00 8.20 5000 m/z 58.05 16.42% 15 58 27 *nrTT-, ' I ' ' ' ' I ' ' ' ' I ' ' ' ' I ' ' ' ' I ' ' ' ' I ■n/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1691:3-Hydroxy-2-pentanone 31 59 7.40 7.60 7.80 8.00 8.20 m/z 41.05 7.57%

5000 45 15 , , I...... II...... I ' ' ' ' I ‘ ' 1 ' ' ' ' I ' ' I ' tv 66 73 84 102 Tl/Z-> 10 20 30 40 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00 8.20

LBC.D NP091101.M Tue Oct 02 12:17:14 2001 Page 4

NYC-WTC_o6oO86797

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NYC-WTC_000086797Source: NYC Law Department, mirrored locally

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