Praxair Surface Technologies, Inc

 , US Manufacturer
high-purity electronic material formulations. Electroding, dielectric, ferroelectric and piezoelectric compositions are offered in target, substrate and powder form in the following compositions. Custom compositions are also available.

Tri Chemical Laboratories Inc.

 , JP Manufacturer
Precursors for Semiconductors, Optical fiber, Solar cells, and Compound semiconductors; Catalysts and Special reagents etc.

Zhejiang Shangneng Industrial Co., LTD

 , CN Manufacturer
High purity chemicals for semiconductor, LED, TFT and PV idustries

MERCK KGAA

 , DE Manufacturer
Photoresists and other specialty chemicals for semiconductor, FPD and electronics industry.

Entegris, Inc

 , US Manufacturer
Supplier of advanced materials and process solutions for the semiconductor and other high-tech industries.

Shanghai Wechem Chemical Co.,Ltd

 , CN Manufacturer,  Distributor
Supplier of high purity gases, stable isotopes, metallic compounds and high purity chemicals.