Tris(hydroxymethyl)aminomethane (TRIS, Trometamol), Certipur® Reag. Ph. Eur., Reag. USP volumetric standard, secondary reference material for acidimetry, traceable to NIST Standard Reference Material (SRM), Supelco®
Catalog # 1.02408.0080
Supplier: Merck
CAS Number:
Specifications
- Pack type:Glass bottle
- Pk:80 g
- Seq:3392
- Environmentally Preferable:
Specifications
Specification Test Results
- Solubility:800 g/l (20 °C)
- Melting Point:171.2 °C
- Molar Mass:121.1 g/mol
- Bulk Density:840 kg/m3
- Boiling Point:219 - 220 °C (13.3 hPa)
- Vapor Pressure:0.000267 Pa (20 °C)
- Density:1.353 g/cm3 (23 °C)
- pH:10.2 - 10.6 (6 g/l, H2O, 20 °C)
Specification Test Results
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
:
:121.14 g/mol
Boiling Pt:219…220 °C (13.3 hPa)
Melting Pt:171…172 °C
Density:1.35 g/cm3 (23 °C)
Storage Temperature:Ambient
EINECS:201-064-4
CAS Number:77-86-1
Formula:NH₂C(CH₂OH)₃
MDL Number:MFCD00004679
Merck Index:13,09842
:M-Clarity™ quality level = MQ100