Glycylglycine Buffer

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Cell culture media | Chromatography | Cosmetics | Diagnostic Tests | Electrophoresis | Pharmaceutical
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Assay (titr.): ≥ 99.0% | CAS No: 556-50-3 | Useful pH range: 7.5 – 8.9 

Hopax is a manufacturer and supplier of Glycylglycine, also known as Gly-Gly (CAS 556-50-3), a zwitterionic biological buffer often used in biological and biochemical research, and also as a part of cosmetic formulations.

Uses of Glycylglycine Buffer:

  • Glycylglycine is a dipeptide also used as a buffering agent in enzymatic assays and in medical procedures.
  • Used in ion exchange chromatography.
  • Used as a lysis buffer, running buffer and an enzymatic reaction buffer.
  • Used in cosmetics as a moisturizer and inflammation inhibitor for skin care products

Metal binding: (Compare with other buffers)

Strong interaction with:


Weak interaction with:


Solubility in water: (Compare with other buffers)

  • 2g/100ml

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

  • 1.10 M


  • Store at room temperature
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Assay (titration)

≥ 99.0%

Useful pH range

7.5 – 8.9
Compare with other buffers

pKa (25°C)

7.9 – 8.3


White powder

Molecular formula


Molecular weight

132.12 g/mol

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

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Synonyms / Similar names:

  • Diglycine
  • Glycyl-glycine
  • Gly-Gly
  • Glycylglycine
  • G-132

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