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Synonym(s): N,N-Bis(2-hydroxyethyl)glycine
Description
In biological experiments, it is an important pH stabilizing reagent. Usually, an appropriate weak acid is mixed with its conjugate base to obtain a suitable pH value. Most biological reactions occur under neutral conditions, and the pH is generally selected between 6-8. Meanwhile, the effective buffering range of the buffer is required to be between 6-8 as well. In addition, it is required that the acidic and basic forms of the buffer do not undergo chelation with certain metal ions.
Specifications
| Item | Value |
| Chemical Name | N,N-Bis(2-Hydroxyethyl)Glycine |
| Appearance | White Crystal |
| CAS No. | 150-25-4 |
| Molecular Formula | C6H13NO4 |
| Molecular Weight | 163.0953 |
| Grade | Biochemical Grade |
| Purity | ≥99.0% |
| Heavy Metals | ≤5ppm |
| Loss on Drying | ≤0.5% |
| Water Solubility | Transparent |
| pH (1M Aqueous Solution at 20℃) | 4.0-6.0 |
| UV Absorbance (260nm, 1mmol/L, 1cm) | ≤0.07 |
| UV Absorbance (280nm, 1mmol/L, 1cm) | ≤0.04 |
| Storage / Handling | Store at Room Temperature. |
Features
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High-purity biochemical grade with ≥99% assay for reliable experimental performance.
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White crystalline powder with excellent water solubility for fast and easy buffer preparation.
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Low UV absorbance at 260 nm and 280 nm, suitable for spectrophotometric and UV-sensitive assays.
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Stable physicochemical properties with low heavy metal content and minimal loss on drying.
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Effective buffer capacity near neutral to slightly alkaline pH, offering stable performance in a wide range of biological experiments.
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Convenient room-temperature storage with strong stability under standard laboratory conditions.
Applications
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Protein research: Suitable for protein purification, crystallization, stability studies, and structural analysis.
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Enzyme assays: Provides controlled pH environments for enzymatic reactions without interfering with metal-dependent enzymes.
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Electrophoresis: Used in buffer systems for PAGE and other protein or peptide separation techniques.
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Chromatography: Applicable in ion-exchange and general biochemical chromatography workflows.
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General laboratory use: Ideal for preparing biological buffers for molecular biology, biochemistry, and cell-free systems requiring stable pH around 7.6–9.0.
Safety Disclaimer
This product is intended for laboratory research use only. Not for drug, human, or veterinary use. Review the Safety Data Sheet (SDS) provided by BioFargo for detailed handling, storage, hazard, and disposal information. Use appropriate personal protective equipment (PPE) including gloves, lab coat, and eye protection when handling. Dispose of waste and residual buffer in accordance with local, state, and federal regulations. Ensure proper ventilation if preparing large volumes or heating solutions.
Documents
SDS
When can I expect my order to ship?
Most orders are filled and shipped within 2-3 business days from the time they are received.
Our standard shipping usually take 2-5 days.
We also provide express shippping for time-sensitive deliveries.
Email contact@biofargo.com if you have any requirements.

