Tris(hydroxymethyl)aminomethane (TRIS, Trometamol), ultrapure


Warning
Synonyms: Trizma(R) baseTRIS baseTHAM2-Amino-2-(hydroxymethyl)-1,3-propanediolTris(hydroxymethyl)methylamineTromethamine
0497-12KG 0497-5KG 0497-500G 0497-10KG 0497-1KG 0497-50KG
97061-792 97061-800 97061-796 97061-790 97061-794 97061-798
Tris(hydroxymethyl)aminomethane (TRIS, Trometamol), ultrapure
Tris(hydroxymethyl)aminomethane (TRIS, Trometamol)
Reagent for stabilization of buffer formulations and electrophoresis of biological molecules.


Formula: NH₂C(CH₂OH)₃
MW: 121.14 g/mol
Boiling Pt: 288 °C
Melting Pt: 169 °C
Density: 1.328 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00004679
CAS Number: 77-86-1
EINECS: 201-064-4
Merck Index: 12,09902
https://www.bioexpress.com/stibo/web/std.lang.all/76/00/2297600.jpg
Specification Test Results
Abs.@280nm (1M, Water) 0.05
Abs.@290nm (40%, Water) = 0.2
Abs.@400nm (40%, Water) = 0.05
Arsenic = 0.0005%
Copper = 0.0001%
Insolubles = 0.005%
Iron = 0.0001%
Lead = 0.0001%
Magnesium = 0.0005%
Melting Point 168°C - 172°C
Moisture (KF) = 1%
pH (5%, Water) @25°C 10 - 11.5
Purity = 99.9%
Solubility (10%, Water) Pass

 

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