Synonyms: 1,3-Bis[tris(hydroxymethyl)methylamino]propane
Formula: CH2[CH2NHC(CH2OH)3]2
Formula Weight: 282.33
CAS No.: 64431-96-5
Purity: ≥99.0% (titration)
Other Notes: Easily compare specifications for BIS-TRIS propane products with the BIS-TRIS propane specification table.
Abs.: A1M/260, H2O ≤0.1
Anion Traces: chloride (Cl-): ≤0.05%
Assay: ≥99.0% (titration)
Cation Traces: Zn: ≤0.0005%
Ign. Residue: ≤0.1%
Impurities: ≤0.1% Insoluble matter
MP: 164-165°C(lit.)
pH: 10.0-12.0 (1 M in H2O)
pKa (25°C): (1) 6.8, (2) 9.0
Product Line: BioXtra
Quality Level: ELITE
Solubility: H2O: soluble1 M, clear, colorless
Useful pH Range: 6.3 - 9.5