GCMS quantitation report, sample LB, June 2002

NYC 9/11 Public Portal Document Library searen Compound Report

Data File : C:\MSDCHEM\l\DATA\061102\LB.D Vial: 4 Acq On : 11 Jun 2002 12:19 pm Operator: Sample : gc/ms scan 6/11 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\060302.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 8 Methylene Chloride Concentration Rank 7 R.T. EstConc Area Relative to ISTD R.T.

4.09 2.91 ug/L 2174830 1,4-dichlorobenzene-d4 9.89

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Methylene Chloride 84 CH2C12 000075-09-2 4 2 Methylene Chloride 84 CH2C12 000075-09-2 4 3 2-But -1,4-diol, diformate 142 C6H604 036677-73-3 4 4 Methylene Chloride 84 CH2C12 000075-09-2 4 Abundance Scan 171 (4.084 min): LB.D (-170) (-) m/z 49.10 100.00% 40

5000

37 43 57 70 88 3.80 4.00 4.20 4.40 - Of ''' i ‘ ■ --—mpp m/z 51.10 39.57% miz-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #12327: Methylene Chloride 40 84 5000 3.80 4.00 4.20 4.40 m/z 43.10 14.49%

miz-> Of 1111 10 14 — 20 230,35,41. 40 1 50,| 60 7070 80 ------------ 11 ' 1 11 ■ ■ ■ ‘ i ■ 1 ■' i 1

90 100 110 120 130 Abundance #111039: Methylene Chloride 40 84 3.80 4.00 4.20 4.40 5000 rn/z 52.00 13.50%

28 35 43 I , 57 71 77 a Mm ol T’I——2—nuTr I" ■ i 1 । ' ' 1 1 । 1 । 1 1 90 100 110 120 iso" niz-> 10 20 30 40 Abundance 29 39 50 60 70 80 #381:2-Butyne-1,4-diol, diformate TI III 3.80 4.00 4.20 4.40 m/z 69.90 12.96% 5000 51 A Na A 68

miz-> 0 10 18 ... r ■ 20 + 30 40 50 60) 176 ■11' I ■ 70 1 a 80 86 90 97 105 113 100 110 125 120 130 3.80 4.00 4.20 4.40

LB.D 060302.M Tue Jun 11 15:55:08 2002 Page 11

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