Biodiesel

Sri Lanka’s government does not mandate the addition of biodiesel to diesel. However, diesel specification SLS 1103:2021 sets a maximum limit of 5% v/v for fatty acid methyl ester (FAME) or biodiesel in diesel. This may be to allow diesel containing biodiesel to be imported into the country. However, the super diesel specification of state-owned company the Ceylon Petroleum Corporation (CPC) does not allow the addition of FAME.

The specification further states that biodiesel used for blending should meet SLS ASTM D 6751, a direct adoption from the ASTM D 6751 “Standard Specification for Biodiesel Fuel Blend Stock (B100) for Middle Distillate Fuels.”

SGS Worldwide Fuel Survey results on diesel samples taken in 2010-2021 showed that biodiesel was not present in any diesel samples, ex