The increasing of unconverted triglycerides has affected biodiesel
properties such as flash point, water and sediment, sulfur content,
sulfated ash, copper strip corrosion, cloud point, acid value,
free glycerin, phosphorous content, and distillation temperature.
In this investigation unconverted triglycerides was found to be
very less in algal biodiesel. So algal biodiesel properties were satisfied
the limits of ASTM D 6751 standard specifications.Table 3
summarizes the physicochemical properties of E. compressa algal
biodiesel.