This product is the second generation sorbitol type polyolefin clarifying agent. It is mainly used in PP homopolymers, PP random copolymers and PE polymers. Addition of 0.15-0.3% this product into the target materials can improve the transparency results. The addition is closely related with type and thickness of materials. This product can greatly improve the transparency of polyolefin plastic, and significantly increase its heat distortion temperature, surface gloss, impact resistance, reduce curing time, etc. It is widely used in household goods, cultural goods, industrial goods and medical equipment and instruments, and it has the feature of high quality and low cost.