Tris-(hydroxymethyl) aminomethan (TRIS) 99.0-101.0% (dry basis)
Leverandør: Thermo Fisher Scientific
Ratings:
Ingen bedømmelse
Samlet vurdering
Gennemsntilig vurdering
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Advarsel
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Synonymer:
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
J22674.A1
J22674.A7
J22674.36
J22674.A1EA
1310
DKK
J22674.A1
J22674.A7
J22674.36
Tris-(hydroxymethyl) aminomethan (TRIS) 99.0-101.0% (dry basis)
Tris-(hydroxymethyl) aminomethan (TRIS)
Formel:
NH₂C(CH₂OH)₃ Kogepunkt: 219…220 °C (10 mmHg) Smeltepunkt: 171…172 °C Opbevaringstemperatur: Stue temperatur |
MDL Number:
MFCD00004679 CAS-nummer: 77-86-1 EINECS: 201-064-4 Merck Index: 14,09772 |
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Specifikationer Testresultater
Assay (Dry Basis) | 99.0 - 101.0% |
Assay Absorbance (250 nm, 1 M, 1 cm) | ≤0.1 |
Assay Absorbance (290 nm, 40%, 1 cm) | ≤0.2 |
Loss on Drying | ≤1% |
pH (5%, H₂O) | 10.0 - 11.5 |
Identification (FTIR) | Conforms |
Residue on Ignition | ≤0.1% |
Insoluble Material | ≤0.005% |
Heavy Metals (Pb) | ≤5 ppm |
Iron (Fe) | ≤5 ppm |
pKa (20 °C) | 8.30 ±0.15 |
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