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. 2019 Jul 15;14:5243–5256. doi: 10.2147/IJN.S205804

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© 2019 Yuan et al.

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Adsorption capacity of a dentifrice. (A) Adsorption capacity of a dentifrice for Cr⁶⁺ at 1 day. (B) Adsorption of Cr⁶⁺ by the 80 nm HA dentifrice at 1, 14, and 28 days. (C) Adsorption of Cr⁶⁺ by the 300 nm HA dentifrice at 1, 14, and 28 days. (D) Adsorption of Cr⁶⁺ by an ordinary dentifrice at 1, 14, and 28 days.