HEPES Sodium Salt, Biological Buffer, High Purity
N-(2-Hydroxyethyl)piperazine-N'-2-ethanesulfonic Acid, Sodium Salt
|
Chemical Formula |
C8H17O4N2SNa |
|
Molecular Weight |
F.W. 260.29 |
|
CAS # |
75277-39-3 |
|
Safety Information |
|
|
Health Hazard |
1 |
|
Fire Hazard |
1 |
|
Reactivity |
0 |
|
|
|
|
Test |
Specification |
| Assay (by Titration) | Min. 96% |
| Assay(Anhydrous) | Min. 99% |
| pKa | 7.55 ± 0.1 |
| MAXIMUM LIMITS | |
| Absorbance of a 0.1M Solution @ 260 nm | 0.05 A.U. |
| Heavy Metals (as Pb) | 10 ppm |
| Water | 4% |
|
UPS limit |
150 lb |
|
Storage Information |
HYGROSCOPIC: Keep tightly closed. |
Chemical information and descriptions have been provided by Spectrum Chemicals.
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