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密理博,528131,PIPES, Free Acid, ULTROL Grade - CAS 5625-37-6 - Calbiochem
重要规格表
| Empirical Formula | CAS # |
|---|
| C₈H₁₈N₂O₆S₂
| 5625-37-6
|
| Description
|
| Overview | A zwitterionic N-substituted aminosulfonic acid useful in the pH range of 6.1-7.5. Has a pKa 6.76 at 25°C. |
| Absorbance (0.5%, 0.25 N NaOH, 260 nm): <0.18. |
| Catalogue Number | 528131 |
| Brand Family |
Calbiochem®
|
| Synonyms | Piperazine-N,Nʹ-bis(2-ethanesulfonic Acid) |
| Product Information
|
| CAS number | 5625-37-6 |
| Form | White solid |
| Hill Formula | C₈H₁₈N₂O₆S₂ |
| Chemical formula | C₈H₁₈N₂O₆S₂ |
| PKA | 6.8 at 20°C |
| Quality Level | MQ100
|
| Biological Information
|
| Purity | ≥98% by titration (dry basis) |
| Physicochemical Information
|
| Contaminants | Heavy metals: <10 ppm |
| Heavy metals | <10 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
|
| Special Instructions | Following reconstitution, store in the refrigerator (4°C). Stock solutions are stable for up to 3 months at 4°C.
From Catalog:
Desc. Field- replaced "active in the pH range 6.0-8.5 |
