In the sluggish semiconductor market in Japan, purifier is only industrial gas related equipment which is maintaining growth. Volume of the market has become double that of 6 years ago even after the Lehman Shock. While fresh lights have been seen in the demand in new application area, there seems to be an element, which has a possibility for further growth of demand also in the semiconductor sector.

What capturing the purifier market in Japan is Nihon Entegris. The sales of the company in purifier sector before Lehman Shock in 2008 was almost 200 million yen (Gas Review estimates the sales in 2005 was around 180 million yen). However, the sales showed a significant grown coming to exceeding 500 million yen.