Activation of Amberlite XAD7HP resin using 2.5 M sodium hydroxide in 15% isopropanol followed by trichlorotriazine treatment provides a good support for immobilized pectinylase activity and stability.

A simple process for taking the salts out of sea water, for the recovery of valuable metals dissolved in mine wastes, until recently seemed too good to be true. But such jobs have now been done in ...