Cations | Concentration (mM) | Remainder of cations (mM) | Zeta potential (mV) |
---|---|---|---|
None | \ | \ | −26.8 ± 0.1 |
K+ | 1 | ND | −20.18 ± 0.2 |
5 | 1.5 ± 0.1 | −18.3 ± 0.4 | |
10 | 4.8 ± 0.2 | −16.9 ± 0.2 | |
Na+ | 1 | ND | −19.5 ± 0.1 |
5 | 2.7 ± 0.4 | −18.4 ± 0.2 | |
10 | 6.3 ± 0.2 | −17.6 ± 0.2 | |
Ca2+ | 1 | ND | −18.4 ± 0.4 |
5 | 0.1 ± 0.2 | −11.3 ± 0.6 | |
10 | 0.7 ± 0.0 | −6.9 ± 0.1 | |
Fe2+ | 1 | ND | −14.3 ± 0.1 |
5 | ND | −4.6 ± 0.5 | |
10 | 0.3 ± 0.1 | 1.3 ± 0.4 | |
Fe3+ | 1 | ND | −12.5 ± 0.3 |
5 | ND | −2.2 ± 0.2 | |
10 | 0.1 ± 0.0 | 4.8 ± 0.2 | |
Al3+ | 1 | ND | −14.3 ± 0.4 |
5 | ND | −4.9 ± 0.5 | |
10 | 0.2 ± 0.1 | 3.6 ± 0.1 |