Pirkle type chiral phase based on D-DNB-Leucine. Pore size is 100Å.

Pirkle type chiral phase based on D-DNB-Phenylglycine. Pore size is 100Å.

Pirkle type chiral phase based on L-DNB-Leucine. Pore size is 100Å.

Pirkle type chiral phase based on L-DNB-Phenylglycine. Pore size is 100Å.