Research Article
An Investigation of Biodiesel Production from Wastes of Seafood Restaurants
Table 2
Chemical composition of biomass derived catalysts.
| Biomass | Chemical composition (wt%) |
| Natural mollusks shells | C (17.35%) Mg (0.01%) Ca (26.01%) O (56.62%) | Calcinated mollusks shells at 800°C | C (3.47%) Mg (0.05%) Ca (62.32%) O (34.16%) | Natural crabs shells | C (14.44%) Na (1.1%) Mg (0.92%) Ca (29.85%) O (53.69%) | Calcinated crabs shells at 700°C | C (7.92%) Na (0.03%) Mg (0.53%) Ca (49.89%) O (41.63%) |
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