Fig. 3From: The depuration fate of the mixtures of CdS/ZnS quantum dots (QDs) with different surface coatings on mangrove and wheat root epidermis: results from a novel methodThe content of Cd in mangrove (Kandelia obovata (S., L.) Yong) root after exposures of Oleic acid-CdS/ZnS QDs, PEG-COOH-CdS/ZnS QDs and MPA-COOH-CdS/ZnS QDs at the a rapid depuration stages (0–8 h) and b slow depuration stages (8 h–7 days)Back to article page