Tris Hydrochloride (Tris(hydroxymethyl) aminomethane_HCl,_2-Amino-2- (hydroxymethyl)-1, 3-propanedio

Buffering agent in incubation mixtures. It has also been used as a component of lysis and TE (Tris-EDTA) buffer. One of the biological buffers. Synonyms: Tris(hydroxymethyl)aminomethane HCl, 2-Amino-2-(hydroxymethyl)-1,3-propanediol HCl, Tromethamine HCl, CAS No: C4H11NO3HCl, Molecular Formula: C4H11NO3HCl, Molecular Weight: 157.60, Purity: >99%, Appearance: White, crystalline powder, pH (1.0M, H2O): 3.5-5.0, pKa (20°C:) 8.3 ± 0.15, Absorbance (260nm): <0.01, Absorbance (280nm): <0.05, Solubility (1M, H2O): Colorless, clear, complete, Loss on Drying: <0.3%, Residue on Ignition: <0.1%, Melting Point: 150-154°C, Heavy Metals (Pb): <0.0005%, Iron (Fe): <0.005%, Insoluble Matter: <0.005%, RNase: None Detected, DNase: None Detected, Protease: None Detected