Blackwell BioLabs is a US-based research peptide supplier providing 18 independently HPLC-tested compounds with batch-specific COAs verified to 99%+ purity. Orders ship same-day before 2 PM EST with temperature-controlled packaging, backed by a 30-day guarantee.
Five measurable standards. Every one independently verifiable. Here is how we prove each claim.
18
Compounds Tested
99%+
Minimum Purity
121+
Research Articles
2 PM
Same-Day Cutoff EST
30
Day Guarantee
Not aspirational. Verifiable. Every claim below has a document behind it.
Every product lot is submitted to a third-party analytical laboratory for HPLC analysis before fulfillment begins. No self-reported purity numbers. No assumed standards. Every compound ships with a lab-verified Certificate of Analysis documenting compound identity, purity percentage, batch number, and testing date.
Every product page links directly to the Certificate of Analysis for the current lot. No email requests. No account required. If we cannot show you the data, we will not sell you the product. The COA is on the page, visible to anyone, at all times.
121+ original articles on peptide pharmacology, mechanisms of action, and clinical data. Every article is reviewed by Dr. M. Reyes, M.D., Ph.D., for scientific accuracy and citation integrity. Freely accessible to any researcher, no login required.
Orders placed before 2 PM EST ship the same business day. Temperature-controlled packaging is included on every order at no extra charge. Every shipment includes a tracking number and cold chain documentation to maintain compound integrity in transit.
If a product does not meet our stated specifications, we make it right within 30 days. No restocking fees. No partial refunds. No arguing over COA numbers. This guarantee applies to every order, on every product, every time.
HPLC (High-Performance Liquid Chromatography) is an analytical method that separates the components of a sample by passing it through a column under high pressure, then measures detector response at each component. For peptides, HPLC quantifies purity by measuring the peak area of the target compound relative to all detected material. It is the industry standard for research-grade peptide quality verification.
Self-reported purity
Meaningless. The supplier has every incentive to report favorable numbers. No independent check.
In-house testing
Still a conflict of interest. The lab is owned by the seller. Results are not independently verified.
Third-party HPLC
The only objective standard. An independent accredited lab with no stake in the outcome runs the test and publishes the result.
A Certificate of Analysis (COA) is a document from an analytical laboratory reporting the results of testing on a specific production batch. A valid COA comes from an independent third-party lab, not the supplier, and is batch-specific rather than generic to a product line.
Identify the Issuing Laboratory
The lab name should appear at the top of the document. It must be an independent third-party analytical laboratory, not the supplier itself. If the issuer is the same company selling you the product, the document is not independent verification.
Check the HPLC Purity Percentage
Look for the purity figure from HPLC analysis, expressed as a percentage. Research-grade peptides should test at 99% or higher. This must be specific to this batch, not a generic product claim.
Note the Batch or Lot Number
The COA is only valid for the specific production run it was issued for. Find the batch or lot number on the document, then cross-reference it with the number printed on your product vial or packaging.
Confirm the Test Date
Testing should have occurred within the last 12 to 18 months. A very old test date on a product claiming to be freshly produced is a red flag. The date also tells you how recent the quality data is.
Aegis Peptide Analytics
Certificate of Analysis
APA-2026-000051
Compound Identity
BPC-157 (Body Protective Compound)
MW: 1419.5 Da | CAS: 137525-51-0
HPLC Purity
99.3%
Method: C18 reverse-phase HPLC
Batch Number
LOT-BPC157-2026-04-A
Cross-reference with vial label
Test Date
April 14, 2026
Issuing lab: Aegis Peptide Analytics
Example COA from Aegis Peptide Analytics. Every product page links directly to the current lot document.
What the research peptide industry typically delivers. What we actually deliver.
Most peptide suppliers either do not test their products at all, or run their own in-house analysis. In-house testing has an obvious conflict of interest: the same company that profits from selling you the product also controls the testing. The result is a purity claim with no independent check behind it. It is not a number you can verify.
When an accredited laboratory with no financial stake in the outcome tests a compound, the result is objective. An independent lab has professional accountability for the accuracy of its analysis. It has nothing to gain by reporting a favorable number that is not true. Third-party testing does not cost the buyer anything extra at Blackwell BioLabs. It is the baseline standard.
Every product batch at Blackwell BioLabs is submitted to Aegis Peptide Analytics, an independent analytical laboratory, before shipping begins. The HPLC results are published as batch-specific Certificates of Analysis on every product page, publicly accessible to anyone. No login. No email. The data is just there, and it is specific to the exact lot you are ordering.
Before ordering. After ordering. About testing. About storage. About us. Answered directly.
Browse all 18 independently tested compounds. Every product page includes the COA for the current lot, publicly accessible, no login required.
