HEPPS Buffer

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Cell culture media | Cosmetics
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Assay (titr.): ≥ 99% | CAS No: 16052-06-5 | Useful pH range: 7.3 – 8.7

Hopax is a manufacturer and supplier of HEPPS (CAS 16052-06-5), a zwitterionic biological buffer often used as a buffering agent in biological and biochemical research.

Uses of HEPPS Buffer:

  • In personal care and cosmetics application, HEPPS functions as a skin desquamation agent and can protect active ingredients against degradation.

Solubility in water: (Compare with other buffers)

  • 24g/100ml

Saturation at 0°C: (Compare with other buffers)

  • 4.58 M


  • Store at room temperature
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Assay (titr.)

≥ 99%

Useful pH range

7.3 – 8.7
Compare with other buffers

pKa (25°C)

7.8 – 8.2


White powder

Molecular formula


Molecular weight

252.33 g/mol

Moisture (LOD)

≦ 1.0%

pH (0.1M in H2O)

5.0 – 6.5

UV (0.1Min H2O) A260nm

≦ 0.02

UV (0.1Min H2O) A280nm

≦ 0.02

Customized specifications are available for bulk requests. Contact us to discuss your requirements.

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Synonyms / Similar names:

  • 4-(2-Hydroxyethyl)-1-piperazinepropanesulfonic acid
  • 4-(2-Hydroxyethyl)piperazine-1-propanesulfonic acid
  • N-(2-Hydroxyethyl)piperazine-N′-(3-propanesulfonic acid)
  • EPPS

What we offer:

  • Worldwide shipping
  • Certificate of Analysis (CoA)
  • Safety Data Sheet (SDS)
  • Analytical tests (DNase, RNase, protease activity, heavy metals and others upon request)

Lead time

  • 15 business days after order confirmation