Question
What is the density of the inserts for Round-CT and RTPS-QA phantom(BS41-200 )?
Answer
Please find the density of inserts in the table below:
| Water | Insert to be filled with water prior to measurement |
| Lung | Physical density of 0.20 g/ccm Electron density rel. to water 0.194 |
| Adipose | With a physical density of 0.97 g/ccm and electron density rel. to water 0.946 |
| Muscle | With a physical density of 1.06 g/ccm and electron density rel. to water 1.048 |
| Bone | With a physical density of 1.640 g/ccm and electron density rel. to water 1.544 |
| Titanium | Grade 2 with a physical density of 4.51 g/ccm |