Table 1 Structure of building units and textural parameters of various pyridinium functionalized hierarchical porous polymers

From: Optimizing radionuclide sequestration in anion nanotraps with record pertechnetate sorption

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PQA

BET surface area (m2g−1)

Pore volume (cm3g−1)

PQA-Py-I

465

0.645

PQA-pNH2Py-I

344

0.238

PQA-pN(Me)2Py-I

223

0.15