Iofina PLC (AIM:IOF, OTC:IOFNF) increased crystalline iodine production by more than 14% in its latest half year with prices steady and likely to rise slightly over the rest of the year, predicted the company. A new iodine from brine extraction production plant, IO#10, is also on track for commissioning in the second half with talks underway with its preferred partner about an additional plant, IO#11.