Tris(hydroxymethyl)aminomethane (TRIS, Trometamol) ≥99.9%, Ultrapure
Supplier: VWR Chemicals
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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
Boiling Pt:288 °C
Melting Pt:169 °C
Density:1.328 g/cm³ (20 °C)
Molecular Weight:121.14 g/mol
Merck Index:13,09842
EINECS:201-064-4
:GHS07
Storage Temperature:Ambient
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Abs.@280 nm (1 M, Water):<0.05
- Abs.@290 nm (40%, Water):≤0.2
- Abs.@400 nm (40%, Water):≤0.05
- Arsenic:≤0.0005%
- Copper:≤0.0001%
- Insolubles:≤0.005%
- Iron:≤0.0001%
- Lead:≤0.0001%
- Magnesium:≤0.0005%
- Melting Point:168 – 172 °C
- Moisture (KF):≤1%
- pH (5%, Water) @25 °C:10 - 11.5
- Purity:≥99.9%
- Solubility (10%, Water):Pass
Specification Test Results
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