111- STYROS® 2R Simulated-Monolith™ Polymeric Reversed Phase. Separation of 5 peptides on Micro Bore column of 1 mm ID. Acidic and Basic pH’s 111- STYROS® 2R Simulated-Monolith™ Polymeric Reversed Phase. Separation of 5 peptides on Micro Bore column of 1 mm ID. Acidic and Basic pH's