Economic and Environmental Geology

Fig. 3.

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Fig. 3. N2 adsorption-desorption isotherm of adsorbents;(a) ABA-500(3mm), (b) ABA-500(granule) and (c) GFH.
Econ. Environ. Geol. 2021;54:689-98 https://doi.org/10.9719/EEG.2021.54.6.689
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