The Environment Protection Agency (EPA)'s Test Method Collections are maintained by their Forum on Environmental Measurements as a service to the environmental analytical community.

Test methods are approved procedures for measuring the presence and concentration of physical and chemical pollutants; evaluating properties, such as toxic properties, of chemical substances; or measuring the effects of substances under various conditions.

Collections include: Air and Radiation; Solid Waste and Emergency Response; Sampling Methods; and Pesticide Methods.

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