| http://www.w3.org/ns/prov#value | - To elute the activity from the resin, use may be made of a dilute aqueous solution of mineral acid, a solution of a salt such as sodium chloride, ammonium formate or the like, a dilute aqueous solution of alkali or a mixture of such a solution with a water-soluble organic solvent such as methanol, acetone or the like.
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