BIO-Circul®️ Series Edge Paint is USDA Certified Biobased Product. It is developed from bio-based intermediates, which is the fermentation of biomass from renewable non-food direct articles, to replace traditional fossil-based raw materials. The biobased contents of these products are determined by ASTM D6866 standard test method. Bio-Circul®️ Series Edge Paint includes edge paint primer and colored edge paint.