What are the ingredients in a pesticide formulation that have no pesticide action called?

In pesticide formulations, the components that do not have any pesticidal action are referred to as inert ingredients. These ingredients are essential for the formulation's performance, as they help to improve the stability, effectiveness, and usability of the pesticide product. Inert ingredients can include solvents, emulsifiers, surfactants, and carriers, which assist in the delivery of the active ingredients or enhance their effects.

Understanding the distinction between active and inert ingredients is crucial for anyone working with pesticides, as it influences various factors such as the safety profile, environmental impact, and regulatory aspects of pesticide products. Inert ingredients are often necessary for achieving the desired application rate, spreading efficiency, and adherence to surfaces.

Having knowledge about inert ingredients helps applicators understand how the formulation works as a whole, even though these components lack direct pesticidal properties.