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BES is a zwitterionic biological buffer, often used as a buffering agent in biological and biochemical research.

Useful pH range for BES is 6.4 to 7.8.

BES, a sulfonic acid-containing cross-linking agent, induces cross-linking between sulfonated polyimide chains in sulfonated polyimide membranes.

Applications

BES as a binding buffer and eluent in cation exchange chromatography as well as a buffer in gel filtration chromatography.

In personal care and cosmetics applications, BES acts as a skin desquamation agent and can protect active ingredients against degradation.

BES is commonly used in the diagnostic tests industry.