Feedstock Imperatives: What Biobased Diesel Producers Need to Know to Develop a Common-Sense Feedstock Specification.
by Christine Riedl (Biobased Diesel Daily/BDI-BioEnergy International) In the most relevant market newsletters, feedstocks like used cooking oil (UCO) or animal fats are specified by the free fatty acid (FFA) content, moisture, insoluble impurities and unsaponifiable matter (MIU), and sometimes