HEPES Buffer (1 M, pH 7.5, pH Adjusted with KOH) - 500ml
Components: HEPES(1 M), Potassium Hydroxide(for pH adjustment), Water(Rest) - Method: Prepared in 18.2 megohms-cm ± 1 water, pH adjusted with KOH and filtered through 0.22-micron filter. - pH: 7.5 ± 0.15 - Storage: 2-8° C