Polyamide 6 layers are available as POLYGRAM® polyester sheets with or without fluorescent indicator. The separation mechanism based on hydrogen bonds to amide groups of the polymer matrix as well as on ionic, dipol and electron donor/acceptor interactions.

• Alternative selectivity to silica 60

Application includes natural compounds, phenols, carboxylic acids, aromatic nitro compounds and especially amino acids.

Polyamide 6: ε-polycaprolactam.