Available at the authorised workplace in the National Library of Estonia, Archival Library of the Estonian Literary Museum, Tallinn University of Technology Library, University of Tartu Library and Academic Library of Tallinn University
Access restricted in the network of the National Library of Estonia
Access restricted in public network
EVS-EN 25663:1999 Vee kvaliteet : lämmastikusisalduse määramine Kjeldahli meetodil : meetod pärast seleeniga mineraliseerimist = Water quality : determination of Kjeldahl nitrogen : method after mineralization with selenium
Translator: Aare Laht, Author: Eesti Standardikeskus