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Bis Tris 100 g

Usually Ships within 48 hrs.

Bis Tris

(Bis-Tris buffer; 2,2-Bis(hydroxymethyl)-2,2',2"-nitrilotriethanol; 2-Bis[2-hydroxyethyl]amino-2-[hydroxymethyl]1,3-propanediol)

Purity > 99.0 %

  CAS Number:   6976-37-0
  Chemical Formula:   C8H19NO5
  Molecular Weight:   209 g/mol


Soluble in: Water

Store Room temperature

Free Shipping within the Continental USA

Product Specifications:

  Properties   Specifications   Result
  Appearance   White Powder   Pass
  Solubility (1M in H2O)   Clear and Complete   Pass
  Identification   IR matches reference   Pass
  ABS @280nm, 1M H2O   0.40 max   <0.40
  Melting Point   102.0 to 106 °C   103.0 °C
  Residue on Ignition   0.1% max   0.0%
  pH, 1M Soln. @ 25 °C   9.5-11.0   9.7
  pKa @ 20 °C   6.35 to 6.65   6.6
  Heavy Metals (as Pb)   0.0005% max   <0.0005%
  Chloride   0.005%   <0.005%
  Iron   0.0005% max   <0.0005%
  Assay, by Titn. Dried Basis   99.0% min   99.90%


Please contact for current lot details.

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