Shandong Aure Chemical Co., Ltd.

HEPES sodium salt CAS 75277-39-3

Persistent supply for specialized needs
HEPES sodium salt CAS 75277-39-3
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HEPES sodium salt CAS 75277-39-3

Synonyms: HEPES sodium salt; HEPES-Na; Sodium HEPES; 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid sodium salt; N-(2-Hydroxyethyl)piperazine-N'-(2-ethanesulfonic acid) sodium salt; Sodium 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonate; 2-[4-(2-Hydroxyethyl)piperazin-1-yl]ethanesulfonic acid sodium salt; HEPES sodium

Shandong Aure Chemical Co., Ltd. is one of the leading suppliers of HEPES sodium salt in China.

We can provide customized requirements in terms of product purity, packaging specifications, and other aspects.

Please contact us to obtain the latest product information.

Product Details

Aure Chemical Supplies HEPES Sodium Salt CAS 75277-39-3 for Biochemical Applications

HEPES sodium salt CAS 75277-39-3 is a popular biological buffer reagent widely used in biochemical research, cell culture, and laboratory buffer systems. It provides stable pH control in various life science applications. Aure Chemical serves as a dependable supplier and exporter of this biochemical reagent, delivering documentation support and flexible sourcing solutions to international B2B customers.


Basic Information

CAS No.75277-39-3
EC No.278-169-7
Linear FormulaC8H17N2NaO4S
Molecular Weight260.29 g/mol
AppearanceWhite crystalline powder
Melting Point234-235 °C (lit.)
Boiling pointNot available (typical reference)
DensityNot available (typical reference)
SolubilitySoluble in water (1 M at 20 °C)
Storage ConditionsKeep in a tightly closed container in a cool, dry and well-ventilated place. Hygroscopic.
Chemical StructureMolecular Structure of HEPES sodium salt

Key Applications

  • Biological buffer: HEPES sodium salt is used to maintain stable pH conditions in biological systems and biochemical research where precise buffering is essential.

  • Cell culture reagent: Incorporated in cell culture media to ensure consistent pH control vital for cell growth and experimental reproducibility.

  • Biochemical assay reagent: Applied in biochemical assays and enzymatic reactions requiring reliable pH stability.

  • Laboratory buffer reagent: Suitable for preparing buffers in molecular biology, protein analysis and related laboratory workflows.

  • Buffer formulation: Supports custom buffer development and formulation for research, diagnostics and process applications.


Why Work with Aure Chemical

  • Consistent product quality: High-purity HEPES sodium salt with batch-to-batch consistency appropriate for biochemical reagent use.

  • Stable export supply: Flexible support for trial orders, pilot scale and bulk procurement through reliable international logistics.

  • SDS and COA support: Full product documentation including SDS and COA available to meet quality and regulatory requirements.

  • Flexible packaging options: Customized packaging in sizes such as 1 kg, 5 kg and 25 kg with inner liners suitable for the powder form.

Packaging, Logistics & Compliance Capabilities

Aure Chemical provides flexible packaging solutions, compliant logistics arrangements, and controlled storage practices to support laboratory-scale, pilot-scale, and commercial-scale global supply.

Packaging Options

  • 25 kg / 50 kg bags (fiber drum, aluminum bag, HDPE drum)
  • 100 kg / 200 kg steel or HDPE drums
  • 500 kg / 1000 kg IBC containers
  • Bulk liquids in ISO tank containers
  • Customized packaging upon request

Transportation Modes

  • Sea freight (FCL / LCL)
  • Air freight for selected products
  • Road and rail transportation
  • Dangerous & non-dangerous cargo handling
  • Incoterms: EXW, FOB, CFR, CIF, DAP, DDP

Storage & Handling

  • Dry, cool, and well-ventilated warehouses
  • Segregation by hazard class
  • FIFO inventory management
  • Temperature-controlled storage if required
  • Regular inspection & labeling control

Documentation & Compliance

  • Safety Data Sheet (SDS)
  • Certificate of Analysis (COA)
  • Dangerous Goods Declaration (DGD)
  • Packing List & Commercial Invoice
  • IMDG / IATA / ADR compliant labeling

For packaging customization or logistics consultation, please contact us.


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