Irawan C, Yuliana E, Solihat I, Ningsih DP, Virgiyanti S, Setyawati SR, Tohir M. Development and Validation of a Flame Atomic Absorption Spectrometry Method for Determining Cobalt in Mineral Premix for Animal Feed. Helium J Sci Appl Chem [Internet]. 2026 Jun. 2 [cited 2026 Jun. 9];6(1):49-57. Available from: https://helium-fmipa.unpak.ac.id/index.php/he_jsac/article/view/24