Triethylenetetramine Epoxy Curing Agent Light Yellow Liquid Hardener TETA TETA (triethylenetetramine) is a light yellow transparent liquid epoxy curing agent (CAS 90-72-2). It converts liquid epoxy resin into a solid, durable and thermoset material and is widely used as an industrial epoxy curing agent for coatings, castings, adhesives and electrical insulation. Guangdong DAHUA New Material Co., LTD is an advanced manufacturer of high-performance epoxy curing agents,