For general questions please contact our Customer Service:
Merck KGaA
Frankfurter Str. 250
64293 Darmstadt
Germany
Phone: +49 6151 72-0
Fax: +49 6151 72 2000
15 February 2012
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A zwitterionic buffer useful in the pH range of 5.5-6.5. Has a pKa of 6.10 at 25°C.
Absorbance (1.0 M, H2O, 260 nm): <0.05.
| Product information | |||
|---|---|---|---|
| Form | White crystaline solid | ||
| Molar mass | 195.2 | ||
| Hygrocopic | Yes | ||
| Purity | ≥99% by titration (dry basis) | ||
| Contaminants | heavy metals: ≤1 ppm | ||
| Heavy metals | ≤1 ppm | ||
| PKA | 6.2 at 20°C | ||
| Solubility | H2O | ||
| Chemical formula | C6H13NO4S | ||
| RTECS | QE3479500 | ||
| CAS number | 4432-31-9 | ||
| Store and ship information | |||
|---|---|---|---|
| Storage | +15°C to +30°C | ||
| Ship |
Ambient Temperature Only
Standard Handling |
||
