Tris(hydroxymethyl)aminomethane (TRIS, Trometamol) 99.8% ACS
Supplier: Thermo Fisher Scientific
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About this item
Synonyms: 2-Amino-2-(hydroxymethyl)propane-1,3-diol(tris), Tromethamine, Tris(hydroxymethyl)methylamine, 2-Amino-2-(hydroxymethyl)propane-1,3-diol, 2-Amino-2-(hydroxymethyl)-1,3-propanediol, Trizma(R) base, TRIS base, THAM
CAS Number:77-86-1
:
Formula:NH₂C(CH₂OH)₃
MDL Number:MFCD00004679
:121.14 g/mol
Merck Index:13,09842
Boiling Pt:219…220 °C (10 mmHg)
Melting Pt:>168.5 °C
Density:1,328 g/cm³ (20 °C)
EINECS:201-064-4
:GHS07
Storage Temperature:Ambient
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Appearance:White Crystalline powder or crystals and/or chunks
- Infrared spectrum:Conforms
- Water:≤2 % (K.F.)
- UV:(40 % in water) 1 cm cell
- Titration with HCl:99.8 to 100.1 % (On dry basis)
- Iron (Fe):≤5 ppm
- Heavy metals (as Pb):≤5 ppm
- Insoluble matter:≤0.005 %