Certification & LabelsLignum Certified USDA Biopreferred by Axel BarrettApril 20, 2021April 20, 2021 Lignum was accredited with the USDA Certified Biobased Product Label in the category intermediates plastic resins Subscribe Now! This content is only available to paid subscribers. Buy a subscription today. More Info buy Log in Share this:Tweet Echo Instruments, Technology to Measure & Analyse Plastic Biodegradation (FREE) Wrap & More Bad News for Compostable Plastics in UK Parliament Like this:Like Loading...