B6420
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B6420
Sigma
BES
SigmaUltra, ≥99.0% (titration)
| Synonym: | N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic acid, N,N-Bis(2-hydroxyethyl)taurine |
| CAS Number: | 10191-18-1 |
| Linear Formula: | C6H15NO5S |
| Molecular Weight: | 213.25 |
| Beilstein Registry Number: | 1781572 |
| EC Number: | 233-465-5 |
| MDL number: | MFCD00007533 |
| PubChem Substance ID: | 24891908 |
Properties
| grade | SigmaUltra |
| assay | ≥99.0% (titration) |
| total impurities | ≤0.0005% Phosphorus (P) |
| ≤0.1% Insoluble matter | |
| ign. residue | ≤0.2% |
| useful pH range | 6.4 - 7.8 |
| pKa (25 °C) | 7.1 |
| EQP level | Elite |
| solubility | H2O: 1 M at 20 °C, clear, colorless |
| anion traces | chloride (Cl-): ≤0.05% |
| sulfate (SO42-): ≤0.05% | |
| cation traces | Al: ≤0.0005% |
| Ca: ≤0.0005% | |
| Cu: ≤0.0005% | |
| Fe: ≤0.0005% | |
| K: ≤0.005% | |
| Mg: ≤0.0005% | |
| NH4+: ≤0.05% | |
| Na: ≤0.005% | |
| Pb: ≤0.001% | |
| Zn: ≤0.0005% | |
| abs. | A |
| A |
Safety
References
| Beilstein | Beil. 4,IV,3290 |
