USED COOKING OIL FFA: 5%max MIU: 1%max Iodine value: 90-100 sulphur content:30-40 This standard is just for your reference, we can produce different specificatons, it's also workable to produce according to your specification. Our used cooking oil passed the ISCC certificate, we also can accept any party's inspection. Used cooking oil is collected from hotels, restaurants etc. It can be used for producing biodiesel, aviation fuel and drilling oil. Main is used for making biodiesel, it's economic and environmental friendly energy. It's a new energy and has great significance to energy conservation and emissions reduction.