Tris(hydroxymethyl)aminomethane (TRIS, Trometamol) ≥99.9% buffer substance, for analysis and biochemical purposes
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:357
Melting Pt:169…172 °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
- Assay (calculated on dried substance):Min. 99.9 %
- Colouration (20 %; water):Max. 20 APHA
- Melting point:Min. 170 °C
- pH (20°C; 5 %):10.0 - 11.5
- Heavy metals (as Pb):Max. 1 ppm
- Insolubility in water:Max. 50 ppm
- Water:Max. 0.2 %
- Absorbance (260 nm) (1 mol/l):Max 0.05
- Absorbance (280 nm) (1 mol/l):Max. 0.03
- Absorbance (430 nm) (1 mol/l):Max. 0.004
Specification Test Results
Related Information
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Search by Lot Number2,5L Plastic bottle for solids DIN 80 (ZPACK13252500)
Packaging Information
spec_VWRC28808.294 spec_VWRC28808.294 spec_VWRC28808.440 spec_VWRC28808.440
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VWR® Products for Electrophoresis
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