The price of a volumetric sieverts apparatus for hydrogen storage study is 10.000 USD and more detailed information can be obtained in the publication:
J. R.Tena-Garcia, E. P. Armenta-Garcia, O. Hernandez-Silva, J.G. Cabañas-Moreno, K. Suárez-Alcántara: Low-cost Sieverts-type apparatus for the study of hydriding/dehydriding reactions. HardwareX, 4 (10), 2018, e00036.
Igor Novak thanks for your answer.but when i got a quote from a company who selling the apparatus, they gave me a quote for an amount 119800 EUR. This is a very huge amount while comparing with your answer.more than 10 times. why? am confused sir