March 31, 2017
ISO Publishes Revised Marine Fuel Specifications
On March 19, 2017, the International Organization for Standardization (ISO) published the sixth edition of its specifications for marine fuels (ISO 8217:2017), which includes a redefined “class F” grade for biofuel blends in marine distillates. Up to seven percent fatty acid methyl ester (FAME), which has similar physical properties to conventional diesel, is permitted in the new “F” grades, specifically DFA, DFZ, and DFB. Additionally, the DMA specifications...