Fig. 1 · Structure
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BES
Biochemical Buffer
BES (N,N-bis(2-hydroxyethyl)2-aminoethanesulfonic acid) is a secondary standard biochemical buffer designed to maintain physiological pH levels, with an effective range of 6.4 to 7.8 (pKa: 7.15 at 20 °C). It is commonly employed in diagnostic testing applications, facilitating accurate biochemical analyses by stabilizing pH. Its buffering capacity makes it a valuable tool in various laboratory settings that require precise pH control.
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Specifications
| Manufacturer | Adooq Bioscience |
|---|---|
| CAS Number | 10191-18-1 |
| Applications | Biochemical Buffer |
| Formula | C6H15NO5S |
| Molecular Weight | 213.25 |
| SMILES | OCCN(CCS(=O)(O)=O)CCO |
Storage & Solubility
In Vitro Solubility
Reported Solubility
No reported solubility data are available for this product.
Preparing Stock Solutions
| Concentration | |
|---|---|
Values use four significant digits. Prepare to the final solution volume; this is not the volume of solvent to add.
Stock preparation is unavailable for this product molecular weight.
Calculated stock concentrations do not establish solvent solubility. Refer to the reported solubility data for experimental guidance.
Storage
Store powder at -20°C, keep desiccated.
In powder form, the chemical is stable for 36 months.
In solution, store at -20°C and use within 1 month to prevent loss of potency. Aliquot to avoid multiple freeze/thaw cycles.