6732. Performance standard for the detection of perfluorinated compounds (a) In general The Director shall establish a performance standard for the detection of perfluorinated compounds. (b) Emphasis (1) In general In developing the performance standard under subsection (a), the Director shall emphasize the ability to detect as many perfluorinated compounds present in the environment as possible using analytical methods that— (A) achieve limits of quantitation (as defined in the document of the United States Geological Survey entitled Analytical Methods for Chemical Analysis of Geologic and Other Materials, U.S. Geological Survey and dated 2002)