Search History Select to load keywords (subject equals "ตัวเร่งปฏิกิริยา") AND (subject equals "Proton exchange membrane fuel cells") AND (subject equals "เซลล์เชื้อเพลิง") AND (subject equals "ไทเทเนียมไดออกไซด์") AND (subject equals "Titanium dioxide") (subject equals "Chemistry") AND (subject equals "สารประกอบเชิงซ้อน") AND (author equals "Pornpat Sam-ang") AND (subject equals "Metal ions") AND (subject equals "NITROAROMATIC COMPOUNDS") (subject equals "Agricultural and Biological Sciences") AND (subject equals "CHITOSAN") AND (subject equals "BIODEGRADABLE FILM") AND (dateIssued equals "2015") AND (author equals "Phattanit Tripetch")
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