Kailua-Kona, HI- Cyanotech Corporation (parent company to Nutrex Hawaii) is soon bringing online a new supercritical CO2 extraction facility for the production of its BioAstin Natural Hawaiian Astaxanthin. The firm recently made a $3.2-million investment in an extremely specialized 1,000-bar extraction and concentration system that will be housed at its headquarters in Kailua-Kona, HI, where its spirulina and astaxanthin microalgae are grown and harvested. Combined with the housing and engineering, the addition is about a $6-million undertaking for the company. "The system uses supercritica...