NYC 9/11 Public Portal Document
Pace Analytical Services, Inc.
1700 Elm Street, Suite 200
^ace Analytical’ Minneapolis, MN 55414
Phone: 612.607.1700
www.paeelabs.com Fax: 612.607.6444
TABLE 3. Exact Ion Masses Monitored
for the Determination of PCDDs, PCDFs, and PCDEs
Accurate Mass Theoretical
Ratio
Compound Mass 1 Mass 2 Mass 1/Mass 2
Tetra-CDDs 319.8965 321.8936 0.77
Tetra-CDFs 303.9016 305.8987 0,77
Hexa-CDPEs 375.8364
Penta-CDDs 355.8546 357.8517 1.54
Penta-CDFs 339.8597 341.8567 1.54
Hepta-CDPEs 409.7974
Hexa-GDDs 389.8156 391.8127 1.23
Hexa-GDFs 373.8207 375.8178 1.23
Octa-CDPEs 445.7555
Hepta-GDDs 423.7766 425.7737 1.03
Hepta-CDFs 407.7817 409.7788 1.03
Nona-CDPEs 479.7165
Octa-CDD 457.7377 459.7347 0.88
Octa-CDF 441.7428 443.7398 0.88
Deca-CDPE 513.6775
GDDs = Chlorinated Dibenzo-p-dioxins
CDFs = Chlorinated Dibenzofurans
COPEs = Chlorinated Diphenylethers
REPORT OF LABORATORY ANALYSIS
This report shall not be reproduced,.except in full,
without the written consent.of Pace Analytical Services, Inc.
CITy_21MC100_005390304
NYC-WTC_000202135
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