[Class : 1] Oil Separating Chemicals; Oil Purifying Chemicals; Chemical Additives For Oils; Oils For The Preservation Of Food; Catalysts For Use In The Manufacture Of Rubber; Chemicals For Use In The Processing Of Plastics; Emulsifiers; Emulsifiers For Use In The Manufacture Of Food; Esters; Fatty Acids; Fatty Acid Esters; Surfactants For Industrial Purposes; Biodegradable A...