B6C  F  39  8.6 ± 0.03  7.6 ± 0.03  0.166 ± 0.007  0.202 ± 0.005  0.141 ± 0.005  0.027 ± 0.002  0.536 ± 0.016  2.6 ± 0.1  27.7 ± 0.3