Research Article

Oxidation, Thermal, and Storage Stability Studies of Jatropha Curcas Biodiesel

Table 17

Relationship between oxidation and thermal stability for different metal-contaminated JCB.

MetalCorrelationCorrelation coefficient ( 𝑅 2 )

Fe I P = 7 0 . 2 3 𝑒 4 . 2 7 7 I n s 0.96
I P = 0 . 7 4 1 9 𝑒 0 . 0 4 4 𝐸 𝑎 0.97

Ni I P = 5 5 . 8 3 7 𝑒 3 . 6 0 6 I n s 0.96
I P = 1 . 2 6 5 4 𝑒 0 . 0 3 6 𝐸 𝑎 0.96

Mn I P = 5 5 . 1 4 4 𝑒 3 . 5 5 9 I n s 0.94
I P = 1 . 3 0 4 8 𝑒 0 . 0 3 5 8 𝐸 𝑎 0.95

Co I P = 6 0 . 4 1 9 𝑒 3 . 5 0 4 I n s 0.96
I P = 1 . 5 2 7 9 𝑒 0 . 0 3 4 2 𝐸 𝑎 0.94

Cu I P = 5 8 . 1 8 9 𝑒 3 . 3 1 8 I n s 0.87
I P = 1 . 5 7 9 9 𝑒 0 . 0 3 6 1 𝐸 𝑎 0.92