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. Author manuscript; available in PMC: 2009 Aug 2.
Published in final edited form as: J Nucl Med. 2009 May 14;50(6):999–1007. doi: 10.2967/jnumed.108.059576

TABLE 4.

X-Ray Properties for Various (Relevant) Materials with K- or L-Edges in the Diagnostic Energy Range

Material μ/ρ at 30 keV cm2/g μ/ρ at 60 keV cm2/g μ/ρ cm2/g at K or L edge (keV)
Tissue (water) 0.38 0.20 NA
Iron 8.18 1.21 407.6 (7.11)
Iodine 8.56 7.58 35.8 (33.2)
Barium 9.90 8.51 28.6 (37.4)
Gadolinium 14.84 11.75 18.6 (50.2)
Lead 30.32 5.02 154.8 (15.9)

NS = not applicable.