Fig. 3. The effect of storage time in Exetainers on the measured values of (a) 
29R and (b) 30R in dinitrogen. (LSD values are for comparing any two means at P = 0.05).
Fig. 3. The effect of storage time in Exetainers on the measured values of (a) 29R and (b) 30R in dinitrogen. (LSD values are for comparing any two means at P = 0.05).