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Specifications

Catalog #	T8400
Tricine is a biological buffer (zwitterionic) designed by Good, et al., and typically referred to as Good’s 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.
Appearance	White crystalline powder
	Solubility (10%): Colorless, clear, complete
	Purity: 99%
	pH: 4.0-6.0
	A260: 0.04
	A280: 0.02
	Water: 1.0%
	pKa (25ºC): As reported
CAS Number	5704-04-1
Molecular Formula	C6H13NO5
Molecular Weight	179.2
Important Note	This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.
Alternate names	N-[tris-hydroxymethyl]methyllglycine