Product Description: TES is a buffering agent (pKa=7.550 at 25°C). TES is one of the Good's buffers, the buffer capacity ranging pH 6.8-8.2[1][2].
Formula: C6H15NO6S
References: [1]N E Good, et al. Hydrogen ion buffers for biological research. Biochemistry. 1966 Feb;5(2):467-77./[2]A Itagaki, et al. Tes and HEPES buffers in mammalian cell cultures and viral studies: problem of carbon dioxide requirement. Exp Cell Res. 1974 Feb;83(2):351-61.