The chromatographic behavior of a mixture of four parabens is studied: • Methyl 4-hydroxybenzoate Ethyl 4-hydroxybenzoat
Posted: Sun May 22, 2022 6:32 pm
The chromatographic behavior of a mixture of four parabens is studied: • Methyl 4-hydroxybenzoate Ethyl 4-hydroxybenzoate Propyl 4-hydroxybenzoate Butyl 4-hydroxybenzoate . What are parabens used for? What is the expected elution order?