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Journal : Science and Technology Indonesia

Validated Chromatography Method for Analysis of Formaldehyde Migration Levels in Bottled Drinking Water Ramadhani, Nur; Yulianty, Risfah; Rifai, Yusnita; Aswad, Muhammad; Alam, Gemini; Naid, Tadjuddin; Kasim, Athia Kurnia
Science and Technology Indonesia Vol. 9 No. 3 (2024): July
Publisher : Research Center of Inorganic Materials and Coordination Complexes, FMIPA Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/sti.2024.9.3.660-668

Abstract

Polyethylene terephthalate (PET) is utilized in the containment of potable water, nonetheless, it is susceptible to impairment due to temperature and duration of storage. Migration of formaldehyde from PET arises as a consequence of thermal deterioration. This study aims to ascertain the extent of formaldehyde transference in PET-contained drinking water of varying condition, subjected to diverse temperature setting and storage durations. An examination into the levels of formaldehyde migration in polyethylene terephthalate (PET) bottled drinking water was effectively carried out employing a validated high-performance liquid chromatography (HPLC) technique. A total of 162 water samples from three different PET bottled water brands sourced from supermarkets in Palu City, Central Sulawesi, Indonesia, underwent analysis. The formaldehyde assessment was executed utilizing a mobile phase composition of methanol:acetonitrile:water (48:12:40 v/v) for 12.97 minutes at a flow rate of 0.8 mL/minute on the 1st day, the 14th day, and the 42nd day while stored at room temperature and exposed to sunlight. Formaldehyde, lacking effective chromophoric entities and not readily ionizable, necessitated derivatization with 2,4-dinitrophenylhydrazine before HPLC analysis. The findings of the study demonstrated exceptional method linearity within the concentration span of 0.5 to 1321 µg/mL, exhibiting a commendable correlation coefficient of 0.999. The limit of detection (LOD) and quantification (LOQ) were determined to be 17.33 and 57.76 µg/mL, correspondingly. Precision evaluations displayed average intraday and interday values of 128.46±3.48% and 103.19±0.12%, respectively (%RSD < 2/3 CV Horwitz ratio). The intraday and interday %recovery values were computed at 97.22±3.48% and 96.83±0.14% (n = 6). The scrutiny of formaldehyde concentrations in the water samples unveiled the absence of formaldehyde migration.
Co-Authors . Hasbunallah AS Abd Halim Umar Abd. Haris Abdul Gaffar Haris abdul Rauf Sulaeman Abidah, Asiska Nur Adlan, Muhamad Aqim Ahmad Abbas Ahmad Budiman, Ahmad Ahmada, Muhamad Agus Alfiyan Nur Ahmed Sardi Aisyah Fatmawaty Ali H Ambo Lallo, Subehan Aminuddin Aminuddin Anwar Sewang Aqim Adlan, Muhammad Ardiansyah Ardiansyah Arsyad, Muhammad Aryadi Ashlihah Azizah, Irtifa Umi Bahktiar, Jusuf Barambangi, Jamil Binti Nur Asiyah Burhan, Asril Dede Nurohman Deris Lazuardi Djabir, Yulia Yusrini Djalaluddin, Nurgadima Elly Wahyudin Febrianto, M. Nanang Firmansyah JN, Muh Fitriah, Reski Fortunasari, Fortunasari Gemini Alam Hajati, Kartika Hardiana, Iyan Hidayah, Arifah Rohmatul HIDAYAT, MARZUL Hijayati, Siti Sofiyah Hijra HM., Rahmaniah Hudain, Muh. Adnan Ikrar Taruna Syah, Ikrar Taruna IRMA YULIA MADJID, IRMA YULIA Kamil, Dairabi Kasim, Athia Kurnia Khaerati, Rahma KHASANAH, KHOLIFATUL Latif, Wenry Deston Latifah Rahman Lestari, Anggita Della Lestari, Lisa Yuni Linawati, Diana Lomba Sultan M. Nanang Febrianto Mappaompo, M. Adam Marianti A Manggau Matias N Kolobani Mohammad Anis Sumadi Muh. Akbar Bahar Muh. Akbar Bahar, Muh. Akbar Muhamad Aqim Adlan Muhammad Arsyad Muhammad Syahrul Hidayat Mulia Ardi Mulyani, Ariny Aggreni Mustika Nur Astuti Nur Adyla S Nur Iman Saal Nur Zamzam Nurchalis, Nur Fadillah Nurdina Rasjid Nurrohman, Dhika Nursal, Muhammad Akbar Nursamsiar Nursamsiar Oftafiana, Triya Prasojo, Hendris Agung Pratiwi, Putri Hidayanti Putri, Dwi Anggara Rafiqa Rafiqa Raida Asfihana Ramadhani, Nur Rina Agustina Risfah Yulianti Risfah Yulianty Rohmah, Siti Lailatur Rokhmat Subagiyo Rokhmat Subagiyo, Rokhmat Rusdiah Salsabila, Chairunnisa Samsul Huda Santoso, Irvan Widi Singh, Amreet Kaur Jageer Sohrah Sohrah, Sohrah Sutikno, Johan Dwi Syamsiyah, Siti Itsna Syamsu Nur, Syamsu Tadjuddin Naid Tumigolung, Aprilia Ester Eunike Utami, Rahmawati Ning Utoro, Bambang Wahyu Hendrarti Wirentake Yasir, Budiman Yensawai E. Rumbiak Yudi Azis Yusnita Rifai, Yusnita Zhulal