CAPSO is a biological zwitterionic buffer with the useful pH range from 8.9 to 10.3[1].
[1]. Javid H, et al. Effects of halophilic peptide fusion on solubility, stability, and catalytic performance of D-phenylglycine aminotransferase. J Microbiol Biotechnol. 2014 May;24(5):597-604.
















