Testagen
Lys-Glu-Asp-Gly
Laboratory tested · see the certificate (99.9%, lot TESTA20-0528) · bioregulators

Four residues, the vilon sequence with an aspartate and a glycine added. One of the Khavinson short peptides, and about as simple a synthesis as this catalog contains.
20% off Limited time, every size
Was $60.00$48.00/ 20 mg · USD
Certificate for 20 mg: lot TESTA20-0528, 99.9% by RP-HPLCView certificate
Every vial ships with its lot record. The price shown is the price our fulfilment partner charges at checkout.
What the price already covers
- The testing laboratory’s certificate for each lot on file, linked from this page with a verification number you can check on the laboratory’s own site.
- Purity by reversed-phase HPLC and identity by mass spectrometry on every certificate listed.
- Measured content in milligrams, against the label, wherever the certificate reports it.
Shipping is $12.99 an order and free over $1,000, 2-Day or Overnight, United States only.
Specification
- Purity, catalogue minimum
- ≥99.1% by RP-HPLC at 214 nm; the measured figure is on each certificate
- Identity
- Confirmed by mass spectrometry
- CAS number
- Not a single molecule
- PubChem CID
- Not a single molecule
- Molecular formula
- Not a single molecule
- Molecular weight
- Not a single molecule
- Amino acid count
- 4
- Sequence
- KEDG
- Physical form
- Lyophilized powder
- Solubility
- Soluble in water or dilute aqueous buffer.
- Storage
- -20 °C, desiccated
- Measured content
- Milligrams per vial, on the lot certificate
- Availability
- In stock
Four residues. Khavinson short peptide, the vilon sequence extended by aspartate and glycine.
Certificates on file
Price
- 20 mg
Was $60.00$48.00$2.40/mg
No account, no code and no quote form. The ladder is the whole of the pricing, and it is the same ladder for everybody.
Questions about Testagen
- What is Testagen?
- Testagen (Lys-Glu-Asp-Gly) is a 4-residue peptide. Touchstone supplies it as lyophilized powder in 20 mg, for laboratory research use only.
- What are the identifiers for Testagen?
- Testagen is catalogued under sequence KEDG. The full specification is on this page.
- Is Testagen laboratory tested?
- Yes. A certificate of analysis is on file for Testagen, from Bioviridian Inc., covering 20 mg. Each reports purity by reversed-phase HPLC and identity by mass spectrometry; the most recent shows 99.9% for lot TESTA20-0528, and each carries a verification number that can be checked on the laboratory's own site.
- How is Testagen supplied and stored?
- It is supplied as lyophilized powder. Storage: -20 °C, desiccated.
- How fast does Testagen ship?
- Orders placed before 2pm ET on a working day go out the same day, by 2-Day or Overnight service, and the tracking number is emailed when the label is made. Shipping is $12.99 an order and free over $1,000. United States addresses only.
- Can Testagen be used in people or animals?
- No. Testagen is sold for laboratory research use only. It is not for human or veterinary use, and it is not sold for it.
Others in bioregulators
For laboratory research use only. Not for human or veterinary use, and not sold for it. Bodily introduction of this material is prohibited.
