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密理博,475893,MES, Free Acid, ULTROL Grade - CAS 4432-31-9 - Calbiochem
重要规格表
| Empirical Formula | CAS # |
|---|
| C₆H₁₃NO₄S
| 4432-31-9
|
| Description
|
| Overview | 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. |
| Catalogue Number | 475893 |
| Brand Family |
Calbiochem®
|
| Synonyms | 2-(N-Morpholino)ethanesulfonic Acid |
| References
|
| References | Good, N.E., et al. 1966. Biochemistry 5, 467. |
| Product Information
|
| CAS number | 4432-31-9 |
| Form | White crystaline solid |
| Hill Formula | C₆H₁₃NO₄S |
| Chemical formula | C₆H₁₃NO₄S |
| Hygroscopic |
Hygroscopic
|
| PKA | 6.2 at 20°C |
| Quality Level | MQ100
|
| Biological Information
|
| Purity | ≥99% by titration (dry basis) |
| Physicochemical Information
|
| Contaminants | heavy metals: ≤1 ppm |
| Heavy metals | ≤1 ppm |
| Safety Information according to GHS
|
| RTECS | QE3479500 |
| Storage and Shipping Information
|
| Ship Code |
Ambient Temperature Only
|
| Toxicity |
Standard Handling
|
| Storage |
+15°C to +30°C
|
| Hygroscopic |
Hygroscopic
|
| Do not freeze |
Ok to freeze
|
| Special Instructions | Following reconstitution, store in the refrigerator (4°C). Stock solutions are stable for up to 2 weeks at 4°C. |
