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密理博,391340,HEPES, Free Acid, Molecular Biology Grade - CAS 7365-45-9 - Calbiochem
重要规格表
| Empirical Formula | CAS # |
|---|
| C₈H₁₈N₂O₄S
| 7365-45-9
|
| Description
|
| Overview | A zwitterionice N-substituted aminosulfonic acid buffer. Useful in the pH 6.8-8.2 range. Has a pKa of 7.48 at 25°C. |
| Catalogue Number | 391340 |
| Brand Family |
Calbiochem®
|
| Synonyms | N-2-Hydroxyethylpiperazine-Nʹ-2-ethanesulfonic Acid |
| Product Information
|
| CAS number | 7365-45-9 |
| Form | White solid |
| Hill Formula | C₈H₁₈N₂O₄S |
| Chemical formula | C₈H₁₈N₂O₄S |
| PKA | 7.55 |
| Quality Level | MQ100
|
| Biological Information
|
| Purity | ≥99% by alkalimetric assay |
| Physicochemical Information
|
| Contaminants | DNase, RNase, and protease: none detected |
| Heavy metals | ≤0.0005% |
| Safety Information according to GHS
|
| RTECS | TL6809000 |
| Storage and Shipping Information
|
| Ship Code |
Ambient Temperature Only
|
| Toxicity |
Standard Handling
|
| Storage |
+15°C to +30°C
|
| Do not freeze |
Ok to freeze
|
