Hi dear?Pleased to contact with u .I have known that u wanted to buy the used cooking oil.I think u got the right person.Xuzhou Longfeng Chemical Co., LTD. is a professional production of UCO,Cenosphere,Chloroprene rubber and paraffin wax enterprise. Since 1989 for 20 years of history.Here is the specification of UCO?Pls have a look.Free Fatty Acid 5% maxMoisture & volatiles 2% maxIodine Number 120 Phosphorus Content (mg/kg) 15Saponification Value 190-192Density (kg/m3) 920The price of it FOB USD820 for 22MIT.But dear , a volume disount is avaliable.So the priceis negotiation. not have any special requiries.The last is the payment terms .L/C,T/T .Collection is accepted.We'd like to work with u in the near future.Any more,pls feel free to let me know.Looking forward to your quick response .Best regard