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4-(2-Hydroxyethyl)-1-Piperazinepropanesulfonic Acid
Synonym(s): 4-(2-Hydroxyethyl)-1-piperazinepropanesulfonic acid, 4-(2-Hydroxyethyl)piperazine-1-propanesulfonic acid, N-(2-Hydroxyethyl)piperazine-N′-(3-propanesulfonic acid), HEPPS
Description
EPPS or 4-(2-hydroxyethyl)piperazine-1-propanesulfonic acid (HEPPS) is a zwitterionic buffer substance from the group of good buffers. It effectively maintains constant pH in a solution, which is necessary for many biological and biochemical reactions. EPPS buffer is widely used in cell culture experiments and biological research.
Specifications
| Item | Value |
| Chemical Name | 4-(2-Hydroxyethyl)-1-Piperazinepropanesulfonic Acid |
| Appearance | White Crystal |
| CAS No. | 16052-06-5 |
| Molecular Formula | C9H20N2O4S |
| Molecular Weight | 252.33 |
| Grade | High Purity Grade |
| Purity | ≥99.0% |
| Moisture | ≤1.0% |
| Infrared Spectrum | Complies with Specifications |
| Solubility (0.1M/L Aqueous Solution) | Clear, Colorless Solution |
| pH (1.0% in Di H2O) | 5.0–6.5 |
| A260 (in 0.1M Water) | ≤0.05 |
Application
EPPS may be used as a buffer solution to stabilize the pH in sea water samples during the titration experiments
Features
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BioPerformance Certified, high-quality level (400), ensures reliable and consistent results.
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Suitable for mammalian cell culture techniques
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
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.

