
Cromatografia Líquida
Flashcard
•
Other
•
12th Grade
•
Hard
CARLOS EDUARDO RUBIO SENES
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18 questions
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1.
FLASHCARD QUESTION
Front
Fases da cromatografia líquida
Back
A técnica utiliza duas fases: uma fase estacionária e outra fase móvel.
2.
FLASHCARD QUESTION
Front
Origem do termo cromatografia
Back
Deriva do grego, significando "escrever com cores".
3.
FLASHCARD QUESTION
Front
Alta eficiência na década de 1970
Back
Uso de partículas porosas menores, alcançando 6000 pratos/15cm de eficiência.
4.
FLASHCARD QUESTION
Front
A partir da década de 1980, começaram a ser usadas partículas esféricas com diâmetros de 5 µm, resultando em 12000 pratos/15 cm de eficiência.
Back
Início do uso de partículas esféricas de 5 µm na cromatografia, aumentando a eficiência.
5.
FLASHCARD QUESTION
Front
Cromatografia por partição baseia-se nas solubilidades dos analitos na FM e na FE.
Back
Mecanismo de separação na cromatografia por partição.
6.
FLASHCARD QUESTION
Front
Géis na cromatografia por exclusão
Back
Escolhidos conforme o tamanho dos poros, como Sephadex e Sepharose.
7.
FLASHCARD QUESTION
Front
Eficiência da separação cromatográfica
Back
Pelos números de pratos teóricos (N) e a altura dos pratos teóricos (H).
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