Suitable for both kV and MV energies, CTTE is a tissue equivalent phantom consisting of a water equivalent nested head and body phantom each with 8 holes to house interchangeable inserts of different tissue equivalent materials as follows:

• Water equivalent (WT1)
• Adipose (AP7)
• Breast (BR12)
• Hard Cortical Bone (SB5)
• Inner Bone (IB7)
• Rib or Average bone (RB2)
• Lung (LN10)
• Soft Tissue (ST1)
• Kidney (KD1)
• Liver (LV1)
• Brain (Wte)