Ionic fraction data
Mazzotta et al.(1998) - Oxygen

LOG T    +0      +1      +2      +3      +4      +5      +6      +7      +8

 4.00    -0.001  -2.510                                                         
 4.10    -0.043  -1.028                                                         
 4.20    -0.436  -0.198                                                         
 4.30    -1.189  -0.029                                                         
 4.40    -1.723  -0.008  -3.627                                                 
 4.50    -2.004  -0.007  -2.279                                                 
 4.60    -2.210  -0.023  -1.352                                                 
 4.70    -2.458  -0.097  -0.707  -3.678                                         
 4.80    -2.835  -0.296  -0.313  -2.245                                         
 4.90    -3.365  -0.640  -0.147  -1.246  -4.300                                 
 5.00    -4.037  -1.118  -0.177  -0.592  -2.677                                 
 5.10    -4.864  -1.746  -0.406  -0.252  -1.530  -4.612                         
 5.20            -2.507  -0.809  -0.174  -0.771  -2.807                         
 5.30            -3.397  -1.373  -0.326  -0.344  -1.521  -2.667                 
 5.40            -4.474  -2.152  -0.747  -0.268  -0.734  -1.048                 
 5.50                    -3.382  -1.661  -0.750  -0.621  -0.251                 
 5.60                            -2.916  -1.626  -0.993  -0.059                 
 5.70                            -4.113  -2.488  -1.423  -0.018                 
 5.80                                    -3.244  -1.804  -0.007  -4.447         
 5.90                                    -3.887  -2.119  -0.004  -3.116         
 6.00                                    -4.406  -2.350  -0.006  -2.057         
 6.10                                    -4.805  -2.493  -0.027  -1.248  -3.534 
 6.20                                            -2.612  -0.105  -0.688  -2.140 
 6.30                                            -2.808  -0.291  -0.382  -1.146 
 6.40                                            -3.165  -0.634  -0.330  -0.524 
 6.50                                            -3.696  -1.133  -0.497  -0.216 
 6.60                                            -4.312  -1.697  -0.773  -0.091 
 6.70                                                    -2.247  -1.066  -0.042 
 6.80                                                    -2.756  -1.340  -0.021 
 6.90                                                    -3.219  -1.587  -0.012 
 7.00                                                    -3.643  -1.808  -0.007 
 7.10                                                    -4.032  -2.007  -0.004 
 7.20                                                    -4.391  -2.186  -0.003 
 7.30                                                    -4.726  -2.350  -0.002 
 7.40                                                            -2.502  -0.001 
 7.50                                                            -2.643  -0.001 
 7.60                                                            -2.776  -0.001 
 7.70                                                            -2.908  -0.001