Historical Standard: UOP878-87 Potassium in Catalysts by Atomic Absorption


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    1. Scope

    This method is for determining potassium in fresh and used silica and non-silica containing catalysts by Atomic Absorption Spectrophotometry (AAS). The method is suitable for potassium determination over a range of 5 parts per million to several mass-percent.

    Citing ASTM Standards
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