Biodiesel quality standards and properties:
|
Index |
Units |
Germany DIN 51606 (1997) |
American ASTM6751 (2001) |
|
Density |
g/cm 3 |
0.875-0.90 |
-- |
|
Cooking value CCR (100%) |
% |
Max 0.05 |
Max 0.050 |
|
Ash content |
% |
Max 0.02 |
Max 0.020 |
|
Total sulfur |
% |
Max 0.01 |
Max 0.05 |
|
Cetane number |
-- |
Min 49 |
Min 40 |
|
Flashing point |
Celsius degree |
Min 110 |
Min 100 |
|
For copper corrosion performance |
Degree |
1 |
No. 3b max |
|
Kinematic viscosity, 40 0 C |
mm 2 /s (cSt) |
3.5-5.0 |
1.9-6.0 |
|
Neutralization value |
Mg KOH/g |
Max 0.5 |
Max 0.8 |
|
Free glycerin |
% |
Max 0.02 |
Max 0.02 |
|
Total glycerin |
% |
Max 0.25 |
Max 0.24 |
|
Cold filter plugging point(CFPP) |
Summer (Centigrade) |
Max 0.0 |
-- |
|
Winter ( Centigrade) |
Max -15 |
-- |
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