Advance in discrimination method of edible oil adulterated waste cooking oil;

Discrimination of edible vegetable oil adulterated waste cooking oil by nuclear magnetic resonance;

This work reaches the best bleaching and saponification technology condition of production soap using waste edible oil from catering trade, supplying new method for waste oils comprehensive utilization.

Waste edible oil from catering trade is gained from the separate oil pool of land ditch in the guesthouse and the wine shop , which is distilled by simple drying dehydration removing dregs neutralization and sediment.

A means of making bio-diesel fuel by using the waste oil from restaurant with an acidic catalyzer was developed.

Biodiesel was prepared from waste edible oil with high acid value(AV)by esterification and two stage transesterification.

Preparation of biodiesel with waste oil from restaurant;