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ARA-290

Price range: $50.00 through $330.00

ARA-290 (cibinetide, also written ARA 290) is an 11-residue synthetic peptide derived from the helix B surface of erythropoietin, used in erythropoietin-receptor signaling research. Every lot is finished in the United States from imported peptide API (purified, filled and lyophilized domestically) and tested by an independent laboratory, with the full Certificate of Analysis published and searchable by lot number once the lot ships.

Identity at a glance

  • Sequence: pGlu-Glu-Gln-Leu-Glu-Arg-Ala-Leu-Asn-Ser-Ser; single-letter (pE)-E-Q-L-E-R-A-L-N-S-S
  • Molecular formula: C51H84N16O21
  • Molar mass: approximately 1257.3 g/mol
  • CAS number: 1208243-50-8
  • PubChem CID: 91810664
  • Appearance: white lyophilized powder

How it is tested

ARA-290 is tested the same way as every product we sell: an independent laboratory (Horizon Analytical) runs ultra-high-performance liquid chromatography for chromatographic purity by area normalization, and mass spectrometry for identity, with the observed mass expected close to the calculated 1256.6 Da (monoisotopic). The certificate for your lot is published on our register, searchable by the lot number on your paperwork.

Verify the Certificate of Analysis for your lot

New to reading a certificate? Our guide on how to read a COA walks through every section.

For Research Use Only. This product is not intended for human or veterinary use, diagnosis, or treatment. Not a drug, supplement, or medical device. Not evaluated by the FDA. For qualified research applications only.

Specification

Compound
ARA-290, supplied as lyophilized powder
Mass per vial
10 mg or 16 mg (choose above)
Pack options and SKUs
10 mg 10 Pack: 10 vials, SKU ARA29010P
10 mg Single Vial: 1 vial, SKU ARA29010S
16 mg 10 Pack: 10 vials, SKU ARA29016P
16 mg Single Vial: 1 vial, SKU ARA29016S
Purity
Standard: at least 99% chromatographic purity by HPLC on every lot we publish; see the lot register for the actual result on each lot. Guarantee: if an independent laboratory finds a vial below 98.0% within the claim window, we replace it (Returns and Testing Policy). The gap between the 99% standard and the 98.0% guarantee is deliberate: it allows for the normal variance between laboratories and methods, not for a lower product.
Lead time
Processed and shipped within 3 to 4 business days of purchase, then 2 to 5 business days carrier transit. See the Shipping and Delivery policy.
Lot documentation
No certificate yet: this product has not been ordered. We order per batch, and a certificate of analysis is published on the lot register once a lot is ordered and independently tested.

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