Tris Hydrochloride is a commonly used biological buffer which is also referred to as Trizma HCl. Tris as a buffer has very broad usage in biological systems such as diagnostics, downstream purification and cell culture. The pKa of Tris is 7.77 which corresponds closely to a physiological pH of 7.36.
CAS Number: 1185-53-1
Synonyms: TRIS hydrochloride, Tris(hydroxymethyl)aminomethane hydrochloride, Trizma® hydrochloride; Tromethamine hydrochloride
Molecular Formula: NH2C(CH2OH)3 · HCl
Molecular Weight: 157.60 g/mol
InChI Key: QKNYBSVHEMOAJP-UHFFFAOYSA-N
500 g, 1 kg