Table 1.

EOF mobility, μ_eo, of PDMS and quartz glass after different surface treatments

Surface derivatizationa	μeo×10−4 [cm2(Vs)−1]		EOF reductionb [%]
	PDMS	Quartz	PDMS	Quartz
Uncoated	2.1±0.33	3.15±0.68	0	0
PLL-PEG (static)	0.36±0.05	0.38±0.08	83	88
PLL-PEG (dynamic)	−0.76±0.23	n.a.	Anodic EOF	n.a.
DDM/MC (dynamic)	0.13±0.02	0.28±0.09	94	91
F108 (dynamic)	0.14±0.02	0.26±0.06	93	92

^aPDMS surfaces were plasma oxidized before surface derivatization

^bReduction is calculated relative to uncoated surfaces