Research Article

Physical and Chemical Properties of Biodiesel Obtained from Amazon Sailfin Catfish (Pterygoplichthys pardalis) Biomass Oil

Table 5

Concentration of metals found in the Amazon sailfin catfish biodiesel.

Chemical elementConcentration (mg/kg)

Na0.237
K0.124
Mn0.012
Fe0.017
Cu0.029
Zn0.066
NiND
CdND
PbND

ND: not detected.