U.S. EPA registered pesticide info
'Solricin 135 Potassium Ricinoleate (sap. Castor Oil)' is an algaecide. Its Federal EPA registration number is: 53220-1. It was originally approved by EPA on 24 May 1985. Its registration got cancelled on 10 Oct 1989. It has a 'Danger' signal word. It has the following active ingredients: Potassium ricinoleate. It's approved for 1 sites including ponds. It is also approved for 1 pests and pest groups including but not limited to blue-green algae.