Ecolab Inc. (ECL - Get Report) is expected to report quarterly earnings of $1.02 a share on sales of $3.6 billion before the market opens Tuesday, April 30, based on a FactSet survey of 19 analysts.

In the same period a year ago, the company posted earnings of 91 cents a share on sales of $3.5 billion.

The stock has risen 10.5% since the company last reported earnings on Feb. 19.

Quarterly estimates have fallen less than 1 cent a share in the past month.

Ecolab is currently trading at a price-to-forward-earnings ratio of 30 based on the 12-month estimates of 21 analysts surveyed by FactSet.

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