Muon radiative energy loss (in 1.0E06 cm^2/g) in Tissue-equivalent gas (Propane based) with Z/A = 0.55027 (f12.0,4f12.4) E (GeV) b_brem b_pair b_nucl b_total 2. 0.2506 0.1085 0.4751 0.8342 5. 0.3400 0.2692 0.5024 1.1116 10. 0.4143 0.4095 0.4870 1.3108 20. 0.4930 0.5626 0.4642 1.5197 50. 0.6005 0.7776 0.4393 1.8176 100. 0.6814 0.9302 0.4272 2.0388 200. 0.7579 1.0711 0.4209 2.2499 500. 0.8489 1.2172 0.4199 2.4861 1000. 0.9076 1.3072 0.4267 2.6416 2000. 0.9565 1.3709 0.4382 2.7656 5000. 1.0057 1.4273 0.4597 2.8927 10000. 1.0320 1.4540 0.4814 2.9674 20000. 1.0507 1.4708 0.5070 3.0285 50000. 1.0669 1.4840 0.5471 3.0979 100000. 1.0742 1.4894 0.5817 3.1453