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The task of this Working Group is the development of methods for the determination of the bio-based content of solid, liquid and gaseous products.
Specifically this WG focuses on the development of:
– A method or a set of methods for determining the bio-based carbon content of products, taking into account existing radiocarbon content standards.
– A method or a set of methods for determining the total bio-based content of products, complementary to the carbon content.