Chamomile (Matricaria chamomilla) is a widely used medicinal plant which also accumulates heavy metals in its above-ground organs. We investigated the effect of the important plant signaling molecule, ...

Humic substances are the major components of soil organic matter. Among the three humic substance components (humic acid, fulvic acid, and humin), humin is the most insoluble in aqueous solution at ...

To do so, titration-binding experiments of Cr (III) to isolated fulvic and humic acids (FA and HA respectively) were conducted at three pH levels. The Donnan membrane technique (DMT) (31) was used to ...