Quaternary Amine hydroxide counter ion
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 Clean-Up Cation Exchange
Clean-Up® Cation Exchange: These sorbents are composed of a silica backbone bonded with a carbon chain terminated by a negatively charged functional group.
Clean-Up Hydrophilic
Clean-Up® Hydrophilic: This sorbent is composed of a silica backbone bonded with carbon
chains containing polar functional groups.
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