//JPL		HF
//Temp (K)	log(Z)
1.000	0.0000
3.000	0.0000
6.000	0.0001
9.375	0.0024
18.75	0.0524
37.50	0.2212
75.00	0.4622
150.0	0.7343
225.0	0.9009
300.0	1.0213