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Filtration Test Fe3+ by Duck Feather -Na2S2O5 - High Dencit..:

Utami Umi Baroroh Lili ; Ariyani Dahlena
https://www.e3s-conferences.org/articles/e3sconf/pdf/2023/85/e3sconf_icenis2023_03077.pdf.  , 2023