| Tricine is a biological buffer (zwitterionic) designed by Good, et al., and typically referred to as Goods buffer useful in cell culture media formulations. Selection of biological buffer systems should include the following criteria: exclusion by biological membranes, low absorption between 240 and 700nm, chemically stable, and stable to temperature and concentration changes. Synonyms: N-Tris(Hydroxymethyl)methylglycine, N-[2-Hydroxy-1,1-bis(hydroxymethyl)ethyl]glycine CAS No: 5704-04-1 Molecular Formula: C6H13NO5 Molecular Weight: 179.2 Purity: 99% Appearance: White crystalline powder Solubility (0.1M in H2O): Colorless, clear, complete pH: 4.0-6.0 pKa: 8.0-8.3 (25C) A260: 0.04 A280: 0.02 Loss on Drying: 1% RNase: None Detected DNase: None Detected Protease: None Detected Endotoxin: 0.1EU/mg Storage: RT |
