Muon radiative energy loss (in 1.0E06 cm^2/g) in sodium iodide (NaI) with Z/A = 0.42697 (f12.0,4f12.4) E (GeV) b_brem b_pair b_nucl b_total 2. 1.2433 0.4837 0.3905 2.1175 5. 1.7130 1.4155 0.4167 3.5451 10. 2.0953 2.1394 0.4079 4.6426 20. 2.4879 2.8415 0.3881 5.7174 50. 3.0035 3.8886 0.3754 7.2676 100. 3.3723 4.5889 0.3672 8.3284 200. 3.7113 5.2163 0.3632 9.2908 500. 4.0957 5.7990 0.3632 10.2579 1000. 4.3298 6.1127 0.3690 10.8114 2000. 4.5140 6.3395 0.3781 11.2315 5000. 4.6870 6.5304 0.3949 11.6122 10000. 4.7737 6.6191 0.4116 11.8044 20000. 4.8318 6.6769 0.4311 11.9398 50000. 4.8800 6.7205 0.4614 12.0618 100000. 4.9018 6.7385 0.4873 12.1277