Furfural Appearance:Bitter almond taste, light yellow to amber color, transparent,darken during storage to brown color. Furfural Specification: Purity: 98.5% or 99% Min.,Moisture:0.2% Max.,Acidity:0.008Mol/L Max. Packing: packed in iron drums of 240KG/250KG net weight each or ISO tanks of 20-25MT net each. It is a kind of organic chemical raw material which can be furhter made into ethanedioic acid,furfuryl alcohol,tetrahydrofuran.etc.