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Beschreibung

Absorbance (1.0 M, 260 nm):<=0.15., A zwitterionic buffer that is useful in the pH 8.6-10.0 range. Has a pKa of 9.15 at 25C., Biological buffer (absorbance at 260 nm, 1.0 M, <0.15, pKa 9.5 at 25C, pH 5.3-5.64, 1% in H2O).