Explanatory notes
… an exudate from pine or other coniferous trees (pine resin, galipot, barras resin, etc.). (2) Solvent extraction … in a solution of sodium or potassium hydroxides. The other inorganic resinates are generally prepared by precipitating … are resinates of aluminium, calcium, cobalt, copper, manganese, lead and zinc. Resinates are used to increase the …