Table 12.

Key parameters of batch vs. microreactors used.

batch	μ-Reactor	μ-Chip	μ-Capillary tower
Pyrex test tube 9 mm (ID) / 10 mm (OD) 15 mL (Vsolution)	mikroglas chemtech dwell device (Foturan™) 2,000 μm × 500 μm × 1.15 m (W × D × L) 1.68 mL (Vchannel)	Micronit Microfluidics (Borofloat®) 150 μm × 150 μm × 757 mm (W × D × L) 13 μL (Vchannel)	PTFE capillary (wrapped around a Pyrex cylinder) 558 μm × 460 cm (ID × L) 2 capillaries 2 × 1.12 mL (Vcapillary)
Rayonet chamber reactor (RPR-200) equipped with 16 × 8 W UVA lamps	Luzchem UV panel equipped with 5 × 8 W UVA lamps	6 × 75 mW 365 nm UV-LED array	1 × 8 W UVA lamp (inside the Pyrex cylinder)