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| Product Name | BES Free Acid Biological Buffer 99% Purity 25 kg Drum |
| Catalog No. | ATR-B-YJL-0224 |
| Description | BES is N,N-bis(2-hydroxyethyl)-2-aminoethanesulfonic acid, a zwitterionic biological buffer widely used in biochemical research and as a precursor for synthesizing BES sodium salt as a hydrophilic chain extender. It is supplied with 99% purity in 25 kg drums. The product provides effective pH stabilization in the physiological range and is suitable for laboratory testing, chemical synthesis, and large-scale buffer preparation. |
| Intended Use | For use as a biological buffer in laboratory testing, chemical synthesis, and as a precursor for hydrophilic chain extender production. |
| Principle / Technology | Zwitterionic buffering with bis-hydroxyethyl groups: BES provides stable pH control in the physiological range while serving as a versatile precursor for derivative synthesis. |
| Storage Conditions | Store sealed at room temperature in a dry environment. |
| Shelf Life | Stable for at least 24 months when stored under recommended conditions. |
| Package Specifications | 25 kg per drum |
| Product Form | Crystalline powder |
| Key Features | Free acid form of BES biological buffer 99% purity Suitable for laboratory testing and chemical synthesis Precursor for hydrophilic chain extender production Effective buffering in physiological pH range Bulk 25 kg drum packaging for manufacturing scale |
| Purity | 99% |
| Appearance | Crystalline powder |
| Alias | BES; BES free acid; BES; N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic acid |
| Chemical Name | N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic acid |
| CAS Number | 10191-18-1 |
| Safety | Handle with standard laboratory precautions. Avoid inhalation and contact with eyes and skin. |
| Physical State | Solid |
| Grade | Biological buffer grade |
For research use only, not for clinical use.
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