Extraction and Application of Natural Colourant from the Bark of Berlinia Grandiflora on Cotton and Polyamide 6 Fabrics. Iraqi Journal of Science [Internet]. 2021 Jul. 1 [cited 2024 May 6];62(6):1745-60. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/2385