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Table 1 Parameters of the pH-phase calibration curve.

From: Dual-lifetime referencing (DLR): a powerful method for on-line measurement of internal pH in carrier-bound immobilized biocatalysts

Buffera Amax (°) Amin (°) pKa' x R2
50 mM 31.1 20.2 5.80 1.26 0.998
  ± 0.7 ± 0.23 ± 0.05 ± 0.08  
  1. Equation 2 was fitted to experimental data recorded at 37°C
  2. aIonic strength: 0.139 M
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