HYD LLC | Postal address: Budapest, H-1531, Pf. 85. | Telephone: 06 1/365-1660; 06 1/381-0765 | E-mail: info@hyd.hu
    
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The Preventa Quality

We ensure the quality of the raw material (DDW) and our deuterium-depleted products, protected by international trademarks, in partnership with independent academic and pharmaceutical laboratories.

The deuterium-concentration of Preventa deuterium-depleted drinking water products is measured by the Institute for Geological and Geochemical Research of the Hungarian Academy of Sciences, the pharmaceutical grade microbiological purity is verified and certified by an independent accredited laboratory.

HYD Ltd. also perform deuterium-concentration measurements by validated measurement process with laser water isotope analyzer in accordance with current GMP (Good Manufacturing Practice) regulations. The results of the measurements are recorded, retained and archived, therefore our products can be traced back for years. These records are available upon request.