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Categorical Exclusion Determination
Office of NEPA Policy and Compliance
October 17, 2017
Estimated Read Time min
These two methods determine the concentration of oxygen/nitrogen and carbon/sulfur in various materials. These units use Lecosorb, a Sodium Hydroxide coated on Silicate, and Anhydrone, Magnesium Perchlorate, to clean the contaminants from the gas lines and from the instruments.
