Designed to meet the high resistance to yellowing epoxy and the development of anti-yellowing transparent curing agent with low viscosity, excellent transparency features, good cured toughness, resistance to yellowing, no cold wet winter birch, no oil, does not absorb moisture, hardness rise fast, low temperature cure completely. impact resistance, especially for high resistance to yellowing epoxy Crystal, jewelry glue, glue arc, crystal crafts, yellowing resistance anti-corrosion coatings, transparent packaging materials, adhesives and high-grade epoxy resin sand curing floor material. Production of epoxy bottom, middle and top coat curing agent (South resin agent) http://xd408708305.b2b.hc360.com/ please call 15976895932 Chen R