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Perdana, S. S. P.; Kusumawati, N.; Basukiwardojo, M. M. S.; Setiarso, P.; Djalilah, G. N.; Rahmawati, K. The Effect of Ultrasonication on the Quality of Keratin Extraction Based on Ionic Liquid from Duck Feather. CST 2025, 10, 267-275.