What is MES Monohydrate CAS 145224-94-8?
Specification
ITEM | STANDARD | RESULT |
Appearance | White crystalline Powder | Conform |
Solubility (10% soln in H2O) | Clear | Conform |
Color of a 1M Alkaline solution | Clear/colorless | Conform |
Loss on drying | 7-10% | 8.95% |
PH(1% soln in H2O, 25℃) | 2.5-4.0 | 3.68 |
Pka(20℃) | 6.02-6.25 | 6.14 |
Heavy metals(as Pb) | ≤0.001% | <0.001% |
Fe | ≤0.001% | <0.001% |
Chloride | ≤0.01% | 0.002% |
Sulfate | ≤0.01% | 0.005% |
Absorbance (250nm,10%) | ≤0.05 | 0.016 |
Assay (by titn, dried basis) | ≥99.0% | 99.41% |
Application
MES monohydrate is a commonly used buffer in biochemical experiments, mainly used to maintain the stability of biological systems in a specific pH range.Package
25kg/drum or requirement of clients.

MES Monohydrate CAS 145224-94-8
MES Monohydrate CAS 145224-94-8