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. Author manuscript; available in PMC: 2010 May 11.
Published in final edited form as: Magn Reson Med. 2008 Dec;60(6):1433–1443. doi: 10.1002/mrm.21771

Table 2.

Bone matrix densities of bone specimens and bone/glass mixtures measured by gravimetric analysis, amino acid analysis and WASPI.

Specimen Gravimetric
Analysis
DBmG (mass g cm−3)		 Amino Acid Analysis
DBmA (protein g cm−3)		 WASPI
DBmP (polymer g cm−3)
Cortical bone 1 0.543 0.507 1.167
Cortical bone 2 0.416 0.346 0.856
Cortical bone 3 0.583 0.487 1.323
Trabecular bone 1 0.267 0.273 0.662
Trabecular bone 2 0.253 0.195 0.549
Trabecular bone 3 0.217 0.226 0.631
Trabecular bone 4 0.270 0.236 0.595
Trabecular bone 5 0.241 0.199 0.642
Trabecular bone 6 0.345 0.366 0.669
Trabecular bone 7 0.247 0.207 0.641
Trabecular bone 8 0.334 0.293 0.754
Bone/sand mixture 1 0.276 0.192 0.598
Bone/sand mixture 2 0.249 0.180 0.537
Bone/sand mixture 3 0.179 0.142 0.372
Bone/sand mixture 4 0.166 0.107 0.332
Bone/sand mixture 5 0.036 0.026 0.072