38 



130 



128 



126 



124, 



TOTAL 



RESISTANCE 



(ohms) 



116 



114 



112 



110 



108 



106 



104 



100 



O.OIOM KCl in TJC-1, lOOOcps, 25.0°C 



10 



10,000 lbs/In 2 



20,000 lbs/in' 



60,000 lbs/in' 



15 

 TIME (minutes) 



20 



25 



V ■■<> 



30 



FIGURE 18 EQUILIBRATION TIME AT PRESSURE - PRESSURE 

 APPROACHED FROM ABOVE 



