在WINOGRADSKY专栏中,塑料LDPE的黑白生物降解

I. Aziz, Cut Muthiadin, Hafsan Hafsan
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引用次数: 1

摘要

工业的抽象,无论是食品、食品、木板、交通、医疗还是娱乐,都与塑料袋的使用无关。由于塑料袋的实用性,作为包装袋一直是社区活动的首选。然而,塑料在自然环境中难以降解的性质导致了污染的一个问题。本研究旨在确定从垃圾中分离出来的土壤微生物在黑与白的LDPE塑料袋中分离出来的可能性。使用的塑料生物降解方法是Winogradsky列,使用一种含有500克垃圾填埋场和黑白塑料测试箱的1000毫升玻璃柱。然后用每三周的收获时间测量三个月的降解。研究表明,Winogradsky列中有6种分离物能够将黑色LDPE的塑料降解为3.5%,另外6种分离物可以将2%的白色LDPE降解为白色。此外,这种隔离物可以作为马卡萨垃圾填埋场的塑料生物降解剂使用。在工业中,塑料袋子的使用几乎是不可接受的,包括食品、服装、运输、建筑、医学和娱乐行业。不同种类的塑料袋子被用在不同种类的包装说明中,因为实践的价值。悬浮,退化过程中的困难是环境污染的根源。这项研究的目的是确定在陆地、望加锡、涂上黑白色和白漆的潜在孤立微生物。所使用的生物降解方法是温奇基使用了一种1000毫升的玻璃合成物,使用了500克的陆地生物混合物,使用黑色和白色的方法。降解的后果是三个月的时间,收获的时间是三个星期。结果表明,温格拉斯基火山中的接种剂可以以3.5%的速度降解黑色塑料,以2%的速度降解白色塑料。化石和微观特征的结果表明,六种孤立体破坏了黑色塑料,六种孤立体破坏了白色塑料,用不同的特点。此外,这种隔离可能会作为一种生物降解剂在堆芯中发挥作用。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
BIODEGRADASI PLASTIK LDPE HITAM DAN PUTIH PADA SAMPAH TPA ANTANG DALAM KOLOM WINOGRADSKY
AbstrakDalam dunia industri, baik industri sandang, pangan, papan, transportasi, medis maupun rekreasi tidak terlepas dari penggunaan kantong plastik. Karena bersifat praktis, berbagai jenis kantong plastik sebagai kemasan selalu menjadi pilihan dalam aktivitas masyarakat. Akan tetapi, sifat plastik yang sulit terdegradasi pada lingkungan alami menimbulkan permasalahan sebagai salah satu sumber pencemaran. Penelitian ini bertujuan untuk mengetahui potensi mikroorganisme tanah yang diisolasi dari sampah Tempat Pembuangan Akhir (TPA) Antang Makassar dalam mendegradasi kantong plastik LDPE hitam dan putih. Metode biodegradasi plastik yang digunakan adalah kolom Winogradsky dengan menggunakan kolom kaca 1.000 mL yang berisi 500 gram tanah sampah TPA Antang dan plastik uji LDPE warna hitam dan putih. Kemudian dilakukan pengukuran persentase degradasi selama 3 bulan masa inkubasi dengan waktu panen selama 3 minggu sekali. Hasil penelitian menunjukkan bahwa terdapat 6 isolat dalam kolom Winogradsky mampu mendegradasi plastik LDPE hitam sebesar 3,5% dan 6 isolat lainnya mampu mendegradasi plastik LDPE putih sebesar 2%. Selanjutnya, isolat ini dapat digunakan sebagai agen biodegradasi plastik di TPA Antang Makassar.Abstract The use of plastic bags is almost unavoidable in industries, including the food, clothing, transportation, construction, medical, and recreational industries. Various types of plastic bags have been used in various types of packaging, because of the value of practicality. However, the difficulties in the degradation process become a problem as a pollution source in the environment. The purpose of this study was to determine the potential of soil microbes isolated in Antang landfill, Makassar, in degrading black and white plastics of LDPE. The biodegradation method used was the Winogradsky column using a 1,000 mL glass column containing 500 grams of Antang landfill soil and using black and white LDPE as well. The percentage of degradation was measured for three months incubation period with harvest time for three weeks. The results showed that the inoculum in Winogradsky column was able to degrade the black plastic by 3.5% and the white plastic by 2%. The results of macroscopic and microscopic characterization showed that six isolates were degrading the black plastic and six isolates were degrading the white plastic, with different characteristics. Furthermore, this isolate can be utilized as a biodegradation agent for plastic in the Antang landfill.
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