Temperature   Vaper Pressure  
°C Pa atm mmHg
-80 0.055 0.000001
-70 0.261 0.000003
-60 1.1 0.00001 0.01
-50 3.9 0.00004 0.03
-40 12.8 0.00013 0.1
-30 38.0 0.00038 0.3
-20 103.3 0.00102 0.8
-10 259.9 0.00257 1.9
0 611.3 0.0060 4.6
10 1228.1 0.0121 9.2
20 2338.8 0.0231 17.5
30 4245.5 0.0419 31.8
40 7381.4 0.0729 55.4
50 12344.0 0.122 92.6
60 19932.0 0.197 149.5
70 31176.0 0.308 233.9
80 47373.0 0.468 355.3
90 70117.0 0.692 525.9
100 101320 1.000 760.0
110 143240 1.414 1074.6
120 198480 1.959 1489.1
130 270020 2.665
140 361190 3.565
150 475720 4.695
200 1553600 15.334
250 3973600 39.218
300 8583800 84.720
373.98 22055000 217.677  

CRC Handbook of Chemistry and Physics,80th,1999,CRC Press.