TY - JOUR AU - Yelena Zlobina AU - A. Toktassinova PY - 2013/05/14 Y2 - 2024/03/29 TI - Improvement of chemical preparation of geological samples for determination of gold JF - Chemical Bulletin of Kazakh National University JA - KazNUCB VL - 70 IS - 2 SE - Analytical Chemistry DO - https://doi.org/10.15328/chemb_2013_2119-125 UR - https://bulletin.chemistry.kz/index.php/kaznu/article/view/136 AB - The main directions of analytical chemistry of gold are increasing speed development and accuracy of the analysis. It is associated with the improvement of the stage of preparation and use of modern instrumental methods of analysis. With the purpose of improvement of preparation of geological materials containing gold a comparative study of the methods of decomposition of gold ore in open and close systems was conducted. ER -