Chemical composition (% by mass) | |||||||||||
Material | Density (g/cm3) | H | C | N | O | Na | P | S | Cl | K | Other |
Air | 1.21 × 10−3 | 0.01 | 75.5 | 23.2 | 1.3 (Ar) | ||||||
Soft tissue | 1.03 | 10.5 | 25.6 | 2.7 | 60.2 | 0.1 | 0.2 | 0.3 | 0.2 | 0.2 | |
Lung tissue | 0.26 | 10.3 | 10.5 | 3.1 | 74.9 | 0.2 | 0.2 | 0.3 | 0.3 | 0.2 | |
Mammary gland | 1.06 | 10.2 | 15.8 | 3.7 | 69.8 | 0.1 | 0.1 | 0.2 | 0.1 | 0.1 | |
Adipose tissue | 0.95 | 11.4 | 59.8 | 0.7 | 27.8 | 0.1 | 0.1 | 0.1 | |||
Water (CSF) | 1.00 | 11.1 | 88.9 | ||||||||
Cortical bone (40 y) | 1.92 | 3.4 | 15.5 | 4.2 | 43.5 | 0.1 | 10.3 | 0.3 | 0.2 (Mg), 22.5 (Ca) | ||
Cartilage | 1.10 | 9.6 | 9.9 | 2.2 | 74.4 | 0.5 | 2.2 | 0.9 | 0.3 | ||
Red marrow | 1.03 | 10.5 | 41.4 | 3.4 | 43.9 | 0.1 | 0.2 | 0.2 | 0.2 | 0.1 (Fe) | |
Yellow marrow | 0.98 | 11.5 | 64.4 | 0.7 | 23.1 | 0.1 | 0.1 | 0.1 |