1.1 This test method covers procedures for determining the rate of bioleaching of iron from pyrite (FeS₂) by the bacterium Thiobacillus ferrooxidans .

1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.