ANDAYANI, I Gusti Ayu Sri; RETNOWATI, Indah; MARIANA, Baiq; ISMILLAYLI, N; EKAWANTI, Ardiana; AYUNDA, Rahmah Dara. Optimization of Cryogenic Grinding as a Hair Sample Preparation Technique for Heavy Metal Concentration Analysis. Bioscientist : Jurnal Ilmiah Biologi, [S. l.], v. 14, n. 2, p. 706–714, 2026. DOI: 10.33394/bioscientist.v14i2.18503. Disponível em: https://ojspanel.undikma.ac.id/index.php/bioscientist/article/view/18503. Acesso em: 13 jun. 2026.