Table 1: General mixing rules for the 2-and 3-inlet fork microfluidic circuit topology, as well as the 3–1 ladder topology.

From: Predicting the behavior of microfluidic circuits made from discrete elements

Circuit TopologyMixing Law
2-Inlet Fork Mixer
3-Inlet Fork Mixer
3-Inlet Ladder Mixer
  1. The dilution ratio, χ, is designed by selecting microfluidic resistors Ri (i = 1, 2, 3, M) from a component library such as presented in Fig. 1, and constructed in relation to the appropriate circuit model for that topology (Figs 4, 5, 6).