Number Contents Proton-density
%
T1 relaxation time
ms
T2 relaxation time
ms
1 Fat 80 280 50
2 Methemoglobin 86 460 106
3 White matter 54 510 67
4 Gray matter 62 760 77
5 Edema 77 900 126
6 Cystic fluid 89 1080 280
7 CSF 89 2650 280
8 Water 100 4000 4000

For 1,5 T. Relaxation times dependent on magnetic field strength.