1 M HEPES Buffer Solution

1 M HEPES Buffer Solution is a high-purity (≥99.5%) laboratory-grade buffering reagent formulated for applications requiring strict pH stability and reproducible analytical performance. Its minimal temperature-related pH drift, strong buffering capacity and excellent compatibility with biological systems make it a preferred buffer in biochemistry, sensor development, molecular biology and advanced R&D workflows.

Technical Specifications

• Product: 1 M HEPES Buffer Solution

• Chemical Name: 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid

• CAS No: 7365-45-9

• Concentration: 1.0 M

• pH Range: 6.8 – 8.2 (Standard pH 7.40 ± 0.05)

• Purity: ≥99.5% (raw material)

• Appearance: Clear, colorless solution

• Sterilization: 0.22 µm sterile filtration

• Solvent: Ultrapure water

• Ready-to-Use: Yes

• Packaging: 1 L

Applications

• Biochemical assays and analytical workflows

• Molecular biology reactions

• Chemical sensor and biosensor development

• Enzymatic studies and enzyme kinetics

• Protein, peptide and biomolecule preparation

• Laboratory-scale R&D processes

• Any application requiring stable and controlled pH buffering

Warnings & Storage

• For laboratory use only.

• Avoid contact with skin and eyes.

• Mix gently before use.

• Storage temperature: 2–8 °C

• Do not freeze.

• Protect from light; store preferably in an amber bottle.