リン酸イオン高選択性無機層状イオン交換体を用いた排水からのリン除去

水環境学会誌 Volume 22 Issue 11 Page 875-881 published_at 1999-11-10
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Title
リン酸イオン高選択性無機層状イオン交換体を用いた排水からのリン除去
Title
Phosphorous Removal from Wastewater by Layer Structure Inorganic Ion Exchanger with High Selectivity to Phosphate Anion
Title Transcription
リン サン イオン コウ センタク セイ ムキソウ ジョウ イオン コウカンタイ ヲ モチイタ ハイスイ カラ ノ リン ジョキョ
Creator
KAWAMOTO Ariumi
OOKUBO Akira
SUZUKI Takashi
Source Title
水環境学会誌
Journal of Japan Society on Water Environment
Volume 22
Issue 11
Start Page 875
End Page 881
Journal Identifire
ISSN 0916-8958
EISSN 1881-3690
Descriptions
The purpose of this study is to remove phosphorous in wastewater by using layer structure inorganic ion exchanger with high selectivity for phosphate anion(TPEX).
The results obtained are as follows.
1)TPEX showed large phosphate removal of 1.43-2.23mmol·g-1 in phosphorous concentrations of 1-800mgP·l-1. Maximum removal amount of phosphate ions was obtained around pH value of 7.0.
2)The ion selectivity of various anions in wastewater were in the order of CO3>PO4>>SO4>>C1>>NO2>NO3.
3)Residual concentrations of the phosphate ion from rural sewages treated with TPEX were less than 1mg·l-1.
Talking the results obtained into account, TPEX has been expected as a promising inorganic phosphorous adsorbent.
Subjects
layer structure inorganic ion exchanger ( Other)
high selectivity to phosphate anion ( Other)
rural sewage ( Other)
Language
jpn
Resource Type journal article
Publisher
日本水環境学会
Japan Society on Water Environment
Date of Issued 1999-11-10
Publish Type Version of Record
Access Rights open access
Relation
[DOI] 10.2965/jswe.22.875
ニホン スイカンキョウ ガッカイ