| Tris is one of the most widely used buffers in molecular biology and cell culture due to its low toxicity, stability and buffering capacity. Our USP Grade is very similar in specifications to ultrapure Tris (T8600). CAS No: 77-86-1 Molecular Formula: C4H11NO3 Molecular Weight: 121.14 Purity: 99% Appearance: White, crystalline powder pH (1M): 10.0-11.5 Solubility (1M): Colorless, clear, complete Absorbance (260nm): 0.1 Absorbance (280nm): 0.05 Absorbance (290nm): 0.02 Loss on Drying: 0.5% Insoluble Matter: 0.005% Melting Point: 168-172C Residue on Ignition: 0.1% Heavy Metals (Pb): 0.0005% Iron: 0.0001% Chloride: 0.0002% Storage: RT Conforms to USP |
