Muon radiative energy loss (in 1.0E06 cm^2/g) in Sodium monoxide Na%2#O with Z/A = 0.48404 (f12.0,4f12.4) E (GeV) b_brem b_pair b_nucl b_total 2. 0.3749 0.1713 0.4493 0.9954 5. 0.5085 0.4183 0.4767 1.4035 10. 0.6178 0.6216 0.4638 1.7032 20. 0.7316 0.8409 0.4437 2.0162 50. 0.8844 1.1511 0.4216 2.4571 100. 0.9966 1.3686 0.4108 2.7759 200. 1.1031 1.5673 0.4054 3.0758 500. 1.2272 1.7659 0.4048 3.3978 1000. 1.3056 1.8859 0.4115 3.6029 2000. 1.3700 1.9685 0.4223 3.7607 5000. 1.4332 2.0408 0.4424 3.9164 10000. 1.4662 2.0748 0.4627 4.0038 20000. 1.4896 2.0964 0.4864 4.0725 50000. 1.5084 2.1137 0.5235 4.1457 100000. 1.5176 2.1207 0.5553 4.1937