Neutron (eV) Neutron Flux (n/cm2s) per 1 mRem/h
10CFR 20 NCRP 112
0.025
0.1
1
10
102
103
104
105
5x105
106
5x106
107
1.4x107
6x107
108
272
272
224
224
232
272
280
46.0
10.8
7.6
6.4
6.8
4.8
4.4
5.6
112
112
112
112
116
112
120
16.0
6.40
3.88
3.88
3.20
2.72
-
-
Table 3: The exchange coefficient from flux to dose rate per 1 mrem/ hour unit of dose rate with defireency neutron Energy.