The OK Biobased certification, provided by TÜV Austria, is an independent evaluation of the renewable carbon content in a product. On a basis of the determined percentage of renewable raw materials (% Biobased), the product can be certified as one-star-biobased (20% – 40% biobased content), all the way up to four-star biobased (upwards of 80% biobased content.)
The Australasian Bioplastics Association (ABA) represents members in promotion and advocacy for member’s products, throughout Australia and New Zealand. The Association administers a voluntary scheme for verification of products for members and non-members for compliance to the Australian Standard AS 4736-2006-Biodegradable plastics for composting and other microbial treatment.
The biobased content of all Natur-Ware® products is certified by the following third parties.
The USDA BioPreferred® program specifies the percentage of biobased material in a product or package. This percentage is determinded by measuring ratio of carbon-14 (new carbon) to carbon-12 (old carbon) in accordance to ASTM D6866. The purpose of the BioPreferred program is to promote the use of biobased products.