Key considerations for sustainable separations in countercurrent chromatography - Martins, Gabriel Rocha; Cruz, Isabella Lina da; Freire, André Athayde de Figueiredo; França, Mariana Monteiro Mattos; Silva, Ayla Sant'Ana da; Hewitson, Peter; Ignatova, Svetlana; Costa, Fernanda das Neves (Journal of Separation Science, 2025)