PENGGUNAAN JERAMI PADI UNTUK MENYISIHKAN LIMBAH WARNA INDUSTRI TEKSTIL COLOR INDEX REACTIVE ORANGE 84
Abstract
Abstrak: Limbah tekstil seringkali menjadi masalah dalam kehidupan sehari hari terutama menyangkut limbah warna yang sering dibuang ke sungai tanpa melalui proses pengolahan terlebih dahulu. Warna tekstil umumnya merupakan pewarna organik yang memiliki ikatan senyawa kimia yang rumit dan sulit untuk terdegradasi. Jerami merupakan limbah pertanian yang cukup besar dan belum banyak dimanfaatkan dalam kehidupan sehari-hari. Sebagian besar jerami hanya dibakar menjadi abu dan menimbulkan pencemaran udara. Tujuan dari penelitian ini adalah untuk mengetahui kemampuan atau kapasitas adsorbsi jerami terhadap zat warna tekstil Color Index Reactive Orange 84. Dalam penelitian ini jerami diolah terlebih dahulu dengan cara mencuci sampai bersih dan kemudian dipotong dan diaktivasi dengan pemanasan pada hot plate menggunakan larutan NaOH 2%, 10% dan 20%. Sampel jerami seberat 100 mg direndam dalam larutan warna Color Index Reactive Orange 84 volume 100ml dalam konsentrasi 2,5ppm, 5ppm, 10ppm, 15ppm, 20ppm dan 30ppm. Efisiensi penyisihan maksimum sebesar 84.82% pada konsentrasi 20ppm dan proses penyisihan ini mengikuti Isoterm Langmuir sebagai isotherm yang dapat menukur kapasitas adsorpsi dengan persamaan
Abstract: textile waste is often a problem in life, especially the day the color of waste disposed to the river without going through the processes first. Color is generally textile coloring organic compound with a chemical bond is complex and difficult to be degradation. Agricultural waste straw is big enough and has not been much used in everyday life. Most of the straw is burned into ashes and cause air pollution. The objective of this research is to know the ability or capacity of the straw adsorption pigment reactive textile Index Color Orange 84. In this research straw treated first with how to clean and wash the cut and then activated with the heating on hot plate using 2% NaOH solution, 10% and 20%. 100 mg of sample straw soaked in the solution Color Index reactive Orange 84 in 100ml volume concentration 2.5 ppm, 5 ppm, 10 ppm, 15 ppm, 20 ppm and 30 ppm. Maximum removal efficiency 84.82% at 20 ppm of dye concentration. This adsorption following Langmuir Isotherm
Keywords: rice straw, adsorbent, reactive orange color index 84
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