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Journal : Journal of Chemical Learning Innovation

Analytical Method Optimization of H₂O₂ Derivatization Reaction Time for HPLC Analysis under Tropical Laboratory Conditions Dinalia; Sosidi, Husain; Ridhay, Ahmad; Hannan, Hannan; Khairuddin, Khairuddin; Satrimafitrah, Pasjan; Syamsuddin, Syamsuddin
Journal of Chemical Learning Innovation Vol. 3 No. 1 (2026): June
Publisher : Cahaya Ilmu Cendekia Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37251/jocli.v3i1.3086

Abstract

Purpose of the study: This study aims to evaluate the suitability of the commonly reported 2-hour derivatization time for hydrogen peroxide (H₂O₂) determination using HPLC-PDA by assessing the formation behavior of triphenylphosphine oxide (TPPO) under tropical laboratory conditions. Methodology: The study employed an HPLC–PDA system (Shimadzu LC-20AD) with a reversed-phase C18 column (Waters X-Bridge, 4.6 × 150 mm, 5 µm). Derivatization of H₂O₂ with triphenylphosphine (Sigma-Aldrich) was performed using acetonitrile (Merck). The time-dependent kinetics of TPPO formation were evaluated based on chromatographic peak area monitoring. Data were processed using integrated instrument software. Main Findings: The TPPO peak area increased progressively with reaction time and approached a plateau at approximately 60 min, indicating near-complete derivatization under the studied conditions. No substantial increase in analytical response was observed at longer reaction times. Repeatability evaluation at 60 min showed acceptable analytical precision with %RSD below 2%, demonstrating that a shorter derivatization time was adequate for routine analysis. Novelty/Originality of this study: This study provides a context-specific evaluation of derivatization time as part of analytical method optimization in HPLC systems under tropical laboratory conditions. The findings demonstrate the importance of verifying derivatization parameters under specific working environments to improve analytical efficiency and ensure reliable chromatographic performance.
Co-Authors - Afrizal - Sri Prilmayanti Awaluddin, - -, Harsani ., Ismy Aisyah Lubis ., Rasyidah A. Muthalib A. Muthalib A. Wahab Jufri A.Adi Al Ma’aridj Naneng AA Sudharmawan, AA Abda Abda Abdul Aziz Rusman Abdul Haris Abdul Malik, Fhahri Mubarak Abdul Syukur Abdul Syukur Abdul Wahab Jufri Abduloh, Agus Yosep Abi Hasan Adawiah, Rabiah Al Adnani, Fahlul Ulum Ahmad Adriyani, Winda Afandi, Yusuf Afnila, Yolni Gusnanda Afrijal, M. Afriyani, Mice Putri Afrizal Afrizal Agus Salam Agustin Hanapi Agustinar, Kiki Ahmad Ahmad Ahmad Ahmad Ridhay Ahmad Swandi Akbar, M. Ali Aksa, Rahmad Al Amin, Fuad Al Panzil, Mutiara Fadilah Al-Khulaifi, Fazza Firjatullah Aldina, Putri Awaliah Aldo Naza Putra Alfi Ramadani, Nur Alimir , Alimir Alimir, Alimir Aliya, Najwa Aliyah, Annifa Jannatun Amalia Sukmadianti Amiliani, Loli Amiruddin Siahaan Anak Agung Gede Sugianthara Andi Adam Malik Andi Syahputra Andri Setiawan Andy Riski Pratama Angelia, Lusi Angelie, Feby Anggini, Desvia Annas, Firdaus Anugerah, Rafi Apriandi, Apriandi Ardi Nusri Arianda, Fried Ariyansyah, Hafid Arrizkie, Mahrizan Asli, Wahyu Tri Asmayanti, Dewi Asmuddin, Asmuddin Asril Burhan Asril Burhan, Asril Asrul Asrul Aulia, Ulvi Aulia, Wina Ulfa Awaluddin, Akbar Azis, Siti Yuki Oktafitriah Aziza, Risma Azmi, Septi Nurul Bahrun Bahrun Baidi, Nur Baiq Sri Handayani Bambang Fitrianto Bambang Trisno Bayu Pradana Bebi, Sunita Bismark, Bismark Budianti, Yusnaili Budiarto, Djoko Bustami Bustami Campu, Andi Awal Candra Wijaya Candra Wijaya, Candra Chania, Retno Chi, Ng Simon Wei Chinta, Ira Christianto, Febe Cut Nadia Sofia Dahrial, Dahrial Damrah, Damrah Darmansyah Darmawati, Faras Darmawati, Gusnita Darmono SS Darni Darni Darul Ilmi Darul Ilmi Daulay, Asni Amelia Dea Mora Tanjung Dermawati, Dermawati Dessi Novita Sari Deswalantri, Deswalantri Deswandi, Deswandi Devayani, Erlina Dewa Ayu Citra Rasmi Dinalia Dinalia, Dinalia Dinata, Muhd Farabi Dinata, Muhd. Farabi Diyan Permata Yanda Dwi Edi Wibowo Dwi Juli Puspitasari Dwi Putra, Roynerfa Dynanti , Putri Edi Ardian, Edi Edi Susrianto Edi Susrianto Indra Putra, Edi Susrianto Indra Efendi, Bhaktiar Efriyanti , Liza Efriyanti, Liza El Akmal, Mukhaira Elbazs, Qadisa Awdidia Eldawaty, Eldawaty Elly Wahyudin Emral, Emral Encep Taufik Rahman Erizal Erizal Erwin Abdul Rahim Fadilah, Nurul Amalia Fadilah, Raydiva Fahillah, Della Fahmi Hidayat Fahru Nurosyid Fakhri, Fakhri Fani Safitri Farhan Azmi, Muhammad Farida Ferine, Kiki Fathoni, M. 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