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    1. Your Position: Home > Product > Biochemical > Buffers

      BES, Free Acid

      Update:2014/11/1 13:10:55

        Item:BES, Free Acid
        Synonym:N,N-Bis(2-hydroxyethyl)taurine; N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic acid
        CAS No.:10191-18-1Special Grade:Proteomics Grade
        Formula:C6H15NO5SM.W.:213.25
      Order
        Product No.SizePriceBrand
        M225-25g25g180GBCBIO
        M225-100g100g640GBCBIO
        M225-500g500g1640GBCBIO
        M225-100g100g1050Amresco
      Introduction
        Purity (%)……………………….................≥99.0
        pKa (25°C) …………................................7.0~7.2
        Loss on Drying (%)……………....................≤1.0
        Solubility (10%, Water)…………....
        BES is a zwitterionic buffer that is used in biochemistry and molecular biology research. It is one of the "Good" buffers developed in the 1960's to provide buffers in the pH range of 6.15 - 8.35 for wide applicability to biochemical studies.
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