NEW YORK (Standard&Poor's) June 5, 2003--Standard&Poor's Ratings Services said today that it has assigned its 'A-1' rating to Ecolab Inc.'s euro commercial paper program. At the same time, Standard&Poor's affirmed its 'A'/'A-1' long-and short-term corporate credit ratings on the company. The outlook remains stable. St. Paul, Minn.-based Ecolab Inc., with $3.5 billion of annual sales and about $734 million of outstanding debt, develops and markets cleaning, sanitizing, and maintenance products and services for the institutional, hospitality, and industrial markets. "The ratings reflect Ecolab's above-average business profile and a conservative financial philosophy. The company is the well-entrenched leader in the U.S. institutional warewashing business, a technology-and service-intensive segment of the chemical sector," said Standard&