Research peptide · Vial

BIO-3RT

Third-party verified
CAS 2381089-83-2
≥99% pure

Disclaimer: All peptides are provided in dry (lyophilized) form to ensure product stability during storage and transit. Once reconstituted with liquid, peptides require refrigeration to maintain integrity. For this reason, we do not ship reconstituted peptides.

~~$66.99~~ $40.19

✓ Code FALL40 applied · save 40%

Quantity

Quantity pricing

The 2 units and 3+ units discounts add to code FALL40. 10+ units are 40% off the regular price, and no coupon codes apply to them.

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For laboratory and research use only. Not for human or veterinary use.

Every batch, independently verified.

Each batch is tested by ILS Laboratories, an independent third-party laboratory. This is the released report for the current batch.

ILS Laboratories ISO/IEC 17025 accredited · San Diego, CA

Certificate of analysis

99.38%

Purity by HPLC

Batch: LOT-2026-006
Tested: Jul 24, 2026
Labeled: 20 mg
Measured: 20.88 mg

View signed certificate Verify code 6KEMCUYB at the lab

Full QC panel ✓ 8 passed · 1 reported

Peptide purity HPLC · spec >= 95.0% 99.38% ✓ Pass
Identity HPLC-RTM Confirmed: Retatrutide ✓ Pass
Fentanyl screen Immunoassay, 50 ng/mL cutoff Not detected ✓ Pass
Arsenic (As) ICP-MS · NMT 1.5 ppm Not detected ✓ Pass
Cadmium (Cd) ICP-MS · NMT 0.5 ppm Not detected ✓ Pass
Lead (Pb) ICP-MS · NMT 1.0 ppm Not detected ✓ Pass
Mercury (Hg) ICP-MS · NMT 1.5 ppm 0.0736 ppm ✓ Pass
Chromium (Cr) ICP-MS · NMT 10.0 ppm 1.1409 ppm ✓ Pass
Net peptide content Report only 20.88 mg Reported

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// Analytical data

Verified specifications

Purity (HPLC)

≥99%

Molecular mass

4731.3 g/mol

CAS number

2381089-83-2

Form

Lyophilized powder

HPLC chromatogram

Chromatogram available in the COA

Specification sheet

Sequence Tyr-Aib-Gln-Gly-Thr-Phe-Thr-Ser-Asp-Tyr-Ser-Ile-(αMe-Leu)-Leu-Asp-Lys-Lys(C20-diacid-gGlu-AEEA)-Ala-Gln-Aib-Ala-Phe-Ile-Glu-Tyr-Leu-Leu-Glu-Gly-Gly-Pro-Ser-Ser-Gly-Ala-Pro-Pro-Pro-Ser-NH2

Molecular formula C₂₂₁H₃₄₂N₄₆O₆₈

Storage −20 °C, desiccated

Reconstitution Reconstitution solution

Solubility Water soluble

// Questions

Questions

What does the certificate of analysis cover?

Every batch is assayed by an accredited third-party lab for identity and purity by HPLC and mass spectrometry. The certificate for the batch you receive is on this page and searchable by lot number in COA Lookup.

How is it shipped?

In plain, unbranded packaging with tracking emailed to you. Orders ship within 1-2 days.

How should it be stored?

Recommended storage: −20 °C, desiccated. Kept this way, lyophilized material stays stable until the date on its label.

How is it reconstituted?

Reconstitution solution. This product is supplied for laboratory research only and is not for human or veterinary use.

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≥99% purity HPLC verified, every batch
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Compliance

For laboratory and research use only. Not for human or veterinary use.

Products are sold exclusively to qualified researchers and institutions. Not a drug, food, or cosmetic; not intended to diagnose, treat, cure, or prevent any disease.