Blowing Agent

　　----Pentane
　　Pentane foaming agent is a colorless transparent liquid petroleum product. It is mainly used as the foaming agent for evaporable polystyrene (EPS) plastics, the adsorbing agent for light wax molecular sieves, and it may also be used as solvents. It has relatively high stability. The quality standard of the product is in the following table.

This product is loosely packed flammable liquid. Fire should be strictly prohibited in storage and transportation.( Pentane foaming Agent )

　　----Normal Pentane
　　This product is finely made from pentane. The characteristics of the product are that the purity is as high as 99.5%, the content of normal butane is lower than 0.01%, the content of isopentane is lower than 0.2%, and the content of C6 is lower than 0.3%. This product is mainly used as desorbing agents for molecular sieves and as foaming agent in place of  Freon.