TY - GEN AU - Hasanah,Uswatun AU - Setyowati,Mita AU - Efendi,Rustam AU - Muslem,Muslem AU - Md Sani,Nor Diyana AU - Safitri,Eka AU - Yook Heng,Lee AU - Idroes,Rinaldi TI - Preparation and Characterization of a Pectin Membrane-Based Optical pH Sensor for Fish Freshness Monitoring SN - 2079-6374 PY - 2019///1113 KW - Biosensing Techniques KW - methods KW - Fish Products KW - standards KW - Food Analysis KW - Hydrogels KW - chemistry KW - Hydrogen-Ion Concentration KW - Ionophores KW - Membranes, Artificial KW - Pectins KW - Spectrophotometry N1 - Publication Type: Journal Article UR - https://doi.org/10.3390/bios9020060 ER -