Shanghai PI Chemicals Ltd.

PI (the Greek letter π), a mathematical constant — real and infinite.
Shanghai PI Chemicals Ltd. (PI CHEMICALS®), founded in February 2007, is an innovation-driven, profession-led company focusing on high-purity single-molecular-weight PEGs and derivatives, protected amino acids, and pentafluorophenyl building blocks (C6F5–X). 

With the full supply chain of China behind us, we are committed to fulfilling your orders efficiently and economically — fast response, reliable quality, and a care that, like π, never runs out. 

Maximize your research and production budget with PI(π). From gram to ton.

 Try us.