HEPES sodium salt
HEPES sodium salt (CAS 75277-39-3), molecular formula C8H17N2NaO4S, is a high-purity chemical supplied by Tech Serve Solutions for biochemicals & reagents applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid sodium salt,N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid) sodium salt

| Molecular weight | 260.29 |
|---|---|
| Empirical formula | C8H17N2NaO4S |
| Assay | ≥99.5% |
| Form | powder |
| Solubility | H2O: soluble1 M, clear, colorless |
| pH | 10.0-12.0 (1 M in H2O) |
| Impurities tested | endotoxin and total aerobic microbial count, tested |
| Suitability | suitable for cell culture |
| Biological source | from synthetic |
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Cation traces | Fe: ≤5 ppmheavy metals (as Pb): ≤5 ppm |
| Anion traces | chloride (Cl-): ≤0.05%sulfate (SO42-): ≤0.05% |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Quality Level | ELITE |
|---|---|
| Product Line | PharmaGrade |
| Pka 25 °C | 7.5 |
| Foreign Activity | Cytotoxicity, DNase, NICKase, RNase, and Protease; tested |
| Absorption | A1M/260, H2O ≤0.4A1M/280, H2O ≤0.2 |
| Sterility | sterile; 0.2 μm filtered |
| Useful Ph Range | 6.8 - 8.2 |
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is HEPES sodium salt?
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HEPES sodium salt (CAS 75277-39-3), molecular formula C8H17N2NaO4S, is a high-purity chemical supplied by Tech Serve Solutions for biochemicals & reagents applications, to USP, BP and EP standards.
What grades of HEPES sodium salt does Tech Serve Solutions supply?
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Tech Serve Solutions supplies HEPES sodium salt in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of HEPES sodium salt?
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HEPES sodium salt has CAS number 75277-39-3 and molecular formula C8H17N2NaO4S. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for HEPES sodium salt?
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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
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Yes. Every batch of HEPES sodium salt ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should HEPES sodium salt be stored?
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Store HEPES sodium salt in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is HEPES sodium salt used for?
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HEPES sodium salt is used in biochemicals & reagents applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for HEPES sodium salt?
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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
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