Niyazbekova R.K. Н. Р.; Sarsekeyeva G.S. С. Г.; Shakhanova G.G. Ш. Г.; Bermukhambetov A Б. А.; Zharylgasova L.A. Ж. Л.; Sarieva D.Z. С. Д. Analysis of the Activities of Laboratories, Centers in the Field of Examination and Testing of Containers and Packaging in Kazakhstan. prengpe 2023, 22, 4-8.