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. 2014 Aug 19;118(36):10624–10632. doi: 10.1021/jp506594f

Table 3. Summary of Measured Diffusion Coefficients of OPD and TMB in Different Media.

  diffusion coefficient D (10–10 m2/s)
substrate buffer 10% PEG 8k 10% dextran 10k
OPD 11.8 ± 0.2 6.8 ± 0.1 7.4 ± 0.3
TMB 7.18 ± 0.07 1.83 ± 0.07 3.1 ± 0.1