To achieve an oxidation stability of 8 hours which is required in the standard EN 14214 antioxidants are typically added to biodiesel. When using additives, special care must be taken to ensure that negative interactions with the fuel and its additives are excluded. Association Quality Management Biodiesel (AGQM) in cooperation with the mineral oil industry has developed two demanding test procedures to ensure a safe admixture of additives into biodiesel.
The test
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