Preparation and Characterization of a Pectin Membrane-Based Optical pH Sensor for Fish Freshness Monitoring by Uswatun Hasanah, Mita Setyowati, Rustam Efendi, Muslem Muslem, Nor Diyana Md Sani, Eka Safitri, Lee Yook Heng, Rinaldi Idroes

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A simple optical pH sensor based on pectin and Ruellia tuberosa L-derived anthocyanin for fish freshness monitoring [version 2; peer review: 2 approved] by Nazaruddin Nazaruddin, Nurul Afifah, Muhammad Bahi, Susilawati Susilawati, Nor Diyana Md. Sani, Chakavak Esmaeili, Muhammad Iqhrammullah, Murniana Murniana, Uswatun Hasanah, Eka Safitri

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An Electrochemical DNA Biosensor for Carcinogenicity of Anticancer Compounds Based on Competition between Methylene Blue and Oligonucleotides by Nor Diyana Md. Sani, Eda Yuhana Ariffin, Wong Sheryn, Mohd Asyraf Shamsuddin, Lee Yook Heng, Jalifah Latip, Siti Aishah Hasbullah, Nurul Izzaty Hassan

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Optical pH Sensor Based on Immobilization Anthocyanin from <i>Dioscorea alata</i> L. onto Polyelectrolyte Complex Pectin–Chitosan Membrane for a Determination Method of Salivary pH... by Eka Safitri, Hani Humaira, Murniana Murniana, Nazaruddin Nazaruddin, Muhammad Iqhrammullah, Nor Diyana Md Sani, Chakavak Esmaeili, Susilawati Susilawati, Muhammad Mahathir, Salsabilla Latansa Nazaruddin

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Controlling the diffusion of micro-volume Pb solution on hydrophobic polyurethane membrane for quantitative analysis using laser-induced breakdown spectroscopy (LIBS) by Khairun Nisah, Rahmi, Muliadi Ramli, Muhammad Iqhrammullah, Rara Mitaphonna, Beny Sulistyo Hartadi, S.N. Abdulmadjid, Nor Diyana Md Sani, Rinaldi Idroes, Eka Safitri

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