Es-7x cleaning solution is called environmentally safe because it is phosphate free. It was developed for safe and effective cleaning of laboratory instruments and glassware. ES 7x-o-matic is a powerful wetting and penetrating agent, which contains a non-ionic surfactant and a hydro-trope to complex phosphates. ES 7x-o-matic was designed to clean under pressure, heat and agitation. It behaves and remains mostly suds-free when agitated. Several convenient package sizes are available. ES 7x-o-matic is stable for long-term storage.