German standard methods for the examination of water, waste water and sludge - General measures of effects and substances (group H) - Part 7: Determination of acid and base capacity (H 7)— 27 стр.
German standard methods for the examination of water, waste water and sludge - Physical and physico-chemical parameters (group C) - Part 10: Calcit saturation of water (C 10)— 34 стр.
German standard methods for the examination of water, waste water and sludge - Parameters characterizing effects and substances (group H) - Part 7: Determination of acid and base-neutralizing capacities (H 7)— 28 стр.
German standard methods for the examination of water, waste water and sludge; summary indices of actions and substances (group H); determination of acid and base capacity (H7)— 10 стр.
German standard methods for the examination of water, waste water and sludge; summary indices of actions and substances (group H); determination of acid and base capacity (H7)— 10 стр.
German standard methods for the examination of water, waste water and sludge - Parameters characterizing effects and substances (group H) - Part 7: Determination of acid and base-neutralizing capacities (H 7)— 28 стр.