Gas velocity [mil/min]

[MPa]

Parabolic rate constant KP [mg2/cm2 min]

Correlation coefficient R

0.025

0.028

0.986

2

0.050

0.060

0.990

0.075

0.082

0.989

0.025

0.045

0.991

4

0.050

0.083

0.991

0.075

0.114

0.988