Jun 04, 2007. /Lesprom Network/. Nalco Company, the leading provider of integrated water treatment and process improvement services, chemicals and equipment programs for industrial and institutional applications, announced on May 31, 2007 a 7% price increase for specialty chemicals sold to paper industry customers, effective July 1. The price increase is driven by continued increases in the cost of raw materials, energy and freight during the past three years that have not been offset by previous price increases. Nalco is the leading provider of integrated water treatment and process improvement services, chemicals and equipment programs for industrial and institutional applications. The company currently serves more than 70 000 customer locations representing a broad range of end markets. It has established a global presence with more than 11 000 employees operating in 130 countries supported by a comprehensive network of manufacturing facilities, sales offices and research centers. In 2006, Nalco achieved sales of more than $3.6 billion.