Tris(hydroxymethyl)aminomethane (TRIS, Trometamol) ≥99.9% for molecular biology
Supplier: PanReac AppliChem
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About this item
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
Specification Test Results
- DNases/RNases/Proteases:not detectable
- 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