DIN 38405-29 Berichtigung 1:2019-02
Действует
German standard methods for the examination of water, waste water and sludge - Anions (group D) - Part 29: Spectrometric determination of nitrate with sulfosalicylic acid (D 29); ISO 7890-3:1988, modified; Corrigendum 1
— 2 стр.
