Research Progress in Phosphorus Recovery from Sludge Incineration Ash Using Wet Chemical Method
In the context of the"phosphorus crisis",sludge incineration ash has attracted widespread attention as a potential phosphorus source.Wet chemical method,as an effective technology,has been widely studied and applied to recover phosphorus from sludge incineration ash.In this article,the research progress and application of wet chemical method in the field of phosphorus recovery from sludge incineration ash were comprehensively discussed.The phosphorus content and chemical form of sludge incineration ash were analyzed,the principle and key influencing factors of wet chemical method were described in detail,the purification technology and recovery products related to wet chemical method were summarized,and the future research direction of wet chemical method for phosphorus recovery was prospected.
Phosphorus recoveryWet chemical methodSludge incineration ashMunicipal sludge
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