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密理博,391335,BIS-Tris, ULTROL Grade - CAS 6976-37-0 - Calbiochem
重要规格表
| Empirical Formula | CAS # |
| C₈H₁₉O₅N
| 6976-37-0
|
| Description
|
| Overview | A zwitterionic buffer that exhibits only a very small shift in dissociation constant with respect to temperature. Useful in the pH 5.8-7.3 range. Has a pKa of 6.50 at 25°C. Suitable for fractionation of hemoglobin. |
| Absorbance (100 mM, H2O, 280 nm):≤0.04. |
| Catalogue Number | 391335 |
| Brand Family |
Calbiochem®
|
| Synonyms | [bis(2-Hydroxyethyl)imino]-tris(hydroxymethyl)methane |
| References
|
| References | Nealon, D.A., et al. 1980. Clin Chem. 26, 1516. Morin, L.G. 1977. Clin. Chem. 23, 1569. |
| Product Information
|
| CAS number | 6976-37-0 |
| Form | White solid |
| Hill Formula | C₈H₁₉O₅N |
| Chemical formula | C₈H₁₉O₅N |
| PKA | 6.5 at 20°C |
| Quality Level | MQ100
|
| Biological Information
|
| Purity | ≥99% by titration |
| Physicochemical Information
|
| Heavy metals | <3 ppm |
| Storage and Shipping Information
|
| Ship Code |
Ambient Temperature Only
|
| Toxicity |
Standard Handling
|
| Storage |
+15°C to +30°C
|
| Do not freeze |
Ok to freeze
|