multivalent cations造句

Decomposition rate of nitronium perchlorate can be altered by doping with multivalent cations.
Many flocculants are multivalent cations such as aluminium, iron, calcium or magnesium.
There are also channels that allow ions of a certain charge ( positive or negative ) to move across the membrane, such as monovalent and multivalent cation channels.
The entire resolvase recombination reaction can be reproduced " in vitro ", requiring only resolvase, a substrate DNA and multivalent cations, using either wild type protein or hyperactive mutants.
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