Organic Chemicals Amines Ethers Alcohols Phenols Aldehydes Hydrocarbons Ketones Esters Quinones Heterocyclic compounds Sulfones Carboxylic acids Carboxylic acid derivatives Aromatic hydrocarbons and derivatives Sulfonic acids and derivatives Diazo/azo compounds Nitriles Other organic chemicals Intermediates for photographic materials Intermediates for synthetic materials