Tris(hydroxymethyl)aminomethane (TRIS, Trometamol) ≥99.9%, Ultrapure
Supplier: PanReac AppliChem
Certificates
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:357 °C (1013 hPa)
Melting Pt:169…172 °C
Density:1.328 g/cm³ (20 °C)
EINECS:201-064-4
:GHS07
Storage Temperature:Ambient
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Assay (titr.):min. 99.9 %
- pH (1 M; H2O; 20°C):10.5 - 11.5
- Water:max. 0.2 %
- Cu:max. 0.0001 %
- Fe:max. 0.0001 %
- PB:max. 0.0001 %
- A (1 cm/1 M in H2O) at 430 nm:max. 0.004
- A (1 cm/1 M in H2O) at 260 nm:0.03
- A (1 cm/1 M in H2O) at 280 nm:0.02
Specification Test Results
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