Utaminingsih, Sri, and Alfi Sophian. “Analysis of Purity and Concentration of DNA Isolation Results on Chondroitin Samples”. BiosciED: Journal of Biological Science and Education 3, no. 2 (December 1, 2022): 56–61. Accessed July 7, 2024. https://e-journal.upr.ac.id/index.php/bed/article/view/5425.