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A. Dans, L. Solution, and . Sortie, La concentration des nitrates et sulfates (Figure AIV-1.a) est presque stable tout au long de l'expérience. La concentration pour le nitrate varie de 13, IV-1.1. IONS, pp.9-10

A. Dans-la-figure, .b nous avons représenté les cations En abscisses il est représenté le temps cumulé depuis l'injection de l'eau du réseau (en heures) et en ordonnées gauche la concentration de calcium et potassium en mg.l -1 et sur la

. Magnésium, La concentration de Mg 2+ diminue avec le temps Ce cation est relargué dans la solution. Il présente des valeurs maximales de 40 mg.l -1 pour 3, p.5

. Mg, l -1 de magnésium injecté dans la solution mère