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Determination of polymeric layer thickness on immobilized stationary phases for high-performance liquid chromatography using thermogravimetric analyses.

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Academic year: 2017

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Figura 1. Estrutura química de um poli(metilalquilsiloxano), onde n se refere ao tamanho da cadeia lateral do polímero (para PMOS, n = 7; PMTDS, n = 13 e PMODS, n = 17) e m é o número de unidades do monômero
Figura 4. Curvas TG das fases estacionárias Si(PMOS), Si(PMTDS), Si(PMODS) e Si-Zr(PMTDS) em atmosfera oxidante
Figura 5.  Relação entre as porcentagens de carbono obtidas pela análise elementar (método convencional) e por termogravimetria

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