

Potassium sorbate — One of the most common chemical preservatives, since it prevents spoilage without changing other qualities in food. It is metabolized into water and carbon dioxide and does not accumulate in the body; other than rare allergic reactions, research has not identified health hazards for humans when less than 25 milligrams per kilogram of body weight are consumed.
TCCA is a solid compound that contains approximately 90% available chlorine. It is part of a larger group known as cyanuric acid chlorinated compounds, which are specifically designed for use in swimming pool sanitation. TCCA is typically available in pool maintenance products in the form of tablets or granules, making it easy to handle and apply.