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®

Supplier: Merck

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

Boiling Pt:219…220 °C (13.3 hPa)

Melting Pt:171…172 °C

Density:1.35 g/cm3 (23 °C)

Molecular Weight:121.14 g/mol

Merck Index:13,09842

:M-Clarity™ quality level = MQ100

Storage Temperature:Ambient

EINECS:201-064-4

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Specifications

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

Related Information

Product Literature

SDS

msds_102408

Product specification

ProductPage_102408

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