The Scientific World Journal / 2012 / Article / Tab 2

Research Article

Separation of Poly(styrene-block-t-butyl methacrylate) Copolymers by Various Liquid Chromatography Techniques

Table 2

Molar-mass averages of the mixture of block copolymers determined by the 2D-LC and the calibration of SEC columns using PS standards.

ColumnSpot 1 (copolymer 3)Spot 2 (copolymers 1 and 2)
𝑀 𝑛 (kDa) 𝑀 𝑛 (kDa) 𝑀 𝑀 (kDa) 𝑀 𝑛 (kDa)

Nucleosil C18 71.2 66.4 38.1 35.7
Zorbax C8 67.0 64.7 39.5 37.1