English name : BIS-TRIS; 22-Bis (hydroxymethyl) -22 ', 2 "-nitrilotriethanol; Bis (2-hydroxyethyl) iminotris (hydroxymethyl) methane
Other names : bis ( 2-hydroxyethyl ) imino- tris ( hydroxymethyl ) methane; bis ( 2-hydroxyethyl ) amino ( trimethylol ) methane; 22- bis- hydroxymethyl aniline; bis ( 2 - hydroxyethyl ) - tris; N, N'- dihydroxyethyl - imino - trihydroxy methyl amino methane; bis ( 2-hydroxyethyl ) amine tris ( hydroxymethyl ) methane
CAS: 6976-37-0
C8H19NO5 = 209.24

Level : BR
Content : ≥99.0%
PH (1% solution): 8.8 ~ 9.8
Isoelectric point pKa at 20 ℃: 7.35 ~ 7.69
Heavy Metal : ≤0.001%
Iron : ≤0.0005%
Residue on ignition : ≤0.1%
Absorbance (280nm 0.1M aqueous solution ): ≤0.04
Absorbance (340nm 0.1M aqueous solution ): ≤0.02
Properties: white crystalline powder soluble in water, ethanol, and organic solvents.
Use: Biochemical studies in bioengineering buffer for detecting creatine kinase; also used in freeze-dried hemoglobin effective protection; catholyte used in IEF / 2-D gel electrophoresis .
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