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bis(2-hydroksyetylo)iminotris-(hydroksymetylo)metanowego ≥99% (by titrimetric analysis), white powder

Dostawca: MP Biomedicals
Uwaga

Synonim: 2,2-Bis(hydroxymethyl)-2,2',2''-nitrilotriethanol, Bis(2-hydroxyethyl)amino-tris(hydroxymethyl)methane (BIS-TRIS), 2-(Bis(2-hydroxyethyl)amino)-2-(hydroxymethyl)propane-1,3-diol, 2-[Bis(2-hydroxyethyl)amino]-2-(hydroxymethyl)propane-1,3-diol

0210103825 0210103880 0210103890 0210103891
ICNA0210103825EA 275 PLN
ICNA0210103825 ICNA0210103880 ICNA0210103890 ICNA0210103891
bis(2-hydroksyetylo)iminotris-(hydroksymetylo)metanowego ≥99% (by titrimetric analysis), white powder
bis(2-hydroksyetylo)iminotris-(hydroksymetylo)metanowego

Bis-Tris is zwitterionic buffer, an amine buffer similar to Tris. It exhibits only a very small shift in dissociation constant with respect to temperature. Hydrochloric acid can be used to adjust pH for a Bis-Tris buffer to the desired pH.


  • Presentation: White Powder
  • Extinction Coefficient (E1%): 259 nm = 10. 277 nm = 10 (water)
  • pKa: (25 °C) 6.5
  • EM (water): 259 nm = 10; 277 nm = 10
  • Soluble in water (1 M - clear, colorless solution).
  • Storage temperature: Room Temperature


pH: Useful pH range 5.8-7.2

Formuła: C₈H₁₉NO₅
MW: 209.24 g/mol
Temp. topnienia: 101…106 °C
Temperatura przechowywania: Temperatura otoczenia
Numer MDL: MFCD00002853
Numer CAS: 6976-37-0

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Wyniki testów specyfikacyjnych

Identity Test Passes
Purity ≥99%
FTIR Conforms to Standard
pH (1% aq soln) 9-10
Moisture ≤1%


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