Tri Kustono Adi
Universitas Islam Negeri Maulana Malik Ibrahim Malang

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KARAKTERISASI POLIMER MIKROPLASTIK DI PERAIRAN LOMBOK MENGGUNAKAN SPEKTROSKOPI FTIR-ATR (ATTENUATED TOTAL REFLECTANCE) Anton Prasetyo; Tri Kustono Adi; Agung Teguh Wibowo Almais; Rif'atul Mahmudah; Tri Harningsih; Alfina Taurida Alaydrus
Jurnal Reka Lingkungan Vol 13, No 2 (2025)
Publisher : Institut Teknologi Nasional, Bandung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26760/rekalingkungan.v13i2.193-203

Abstract

Mikroplastik merupakan partikel plastik berukuran <5 mm yang telah menjadi polutan global di berbagai ekosistem akuatik termasuk perairan Lombok. Penelitian ini bertujuan untuk mengidentifikasi jenis polimer mikroplastik yang terdapat di perairan Lombok menggunakan teknologi Fourier Transform Infrared-ATR. Sepuluh sampel mikroplastik (MCP1-MCP10) dikumpulkan dari berbagai lokasi di perairan Lombok pada tahun 2025. Analisis FTIR dilakukan dengan resolusi 4 cm⁻¹ terhadap semua sampel untuk mengidentifikasi gugus fungsi karakteristik dari setiap polimer. Hasil penelitian menunjukkan bahwa perairan Lombok terkontaminasi oleh lima jenis polimer utama: Polyethylene (PE) 40%, Polyvinyl Chloride (PVC) 20%, Polypropylene (PP) 10%, Polystyrene (PS) 10%, dan Polyethylene Terephthalate/Polyamide (PET/PA) 20%. PE dan PVC merupakan polimer paling dominan, diindikasikan oleh puncak spektral khas pada bilangan gelombang 540-700 cm⁻¹ dan 2900 cm⁻¹. Potensi sumber kontaminan diduga berasal dari aktivitas pariwisata, perikanan, pemukiman pesisir, dan limbah domestik. Penelitian ini memberikan wawasan penting tentang komposisi polimer mikroplastik di perairan Lombok dan dasar untuk kebijakan pengelolaan limbah plastik yang lebih efektif di wilayah pesisir.
Sintesis dan Pemanfaatan Kitosan Berbasis Limbah Udang: Integrasi Etika Islam dan Sains dalam Pengembangan Bahan Ramah Lingkungan Ainur Rizqi Choiriyah; Armeida D.R Madjid; Eny Yulianti; Mubasyiroh Mubasyiroh; Tri Kustono Adi; M. Ali Zulfikar; Henry Setiyanto
Es-Syajar:Journal of Islam, Science and Technology Integration Vol 3, No 1 (2025): Es-Syajar:Journal of Islam, Science and Technology Integration
Publisher : UNIVERSITAS ISLAM NEGERI MAULANA MALIK IBRAHIM MALANG

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/es.v3i1.34468

Abstract

The increasing shrimp production and consumption in Indonesia generates significant amounts of shrimp shell waste, which has not been optimally utilized and often becomes an environmental problem. This waste is rich in chitin, which can be processed into chitosan—a multifunctional biopolymer with various applications in food, health, agriculture, and environmental fields. This literature review explores the synthesis process, characterization, and utilization of chitosan derived from shrimp shell waste, while highlighting the importance of integrating Islamic ethical values in the sustainable management of natural resources. The synthesis of chitosan involves demineralization, deproteinization, and deacetylation steps, with critical parameters such as temperature, time, and base concentration affecting the degree of deacetylation. The review shows that utilizing shrimp shell waste as a source of chitosan not only supports circular economy principles and waste reduction but also aligns with Islamic teachings on responsible environmental stewardship. The integration of science and Islamic ethics is expected to promote the development of high-value, sustainable, and environmentally friendly biomaterials.