Horizon Analytical
Golden, Colorado laboratory (Horizon Analytical LLC, a Delaware company) offering HPLC/MS purity, identity, quantitation, endotoxin, sterility and heavy metals testing. Certificates can be looked up by report number on the laboratory's own lookup, and reports in our Direct Peptides and Pinnacle records were confirmed there. Endotoxin appears on every certificate we hold from it. The earliest report we found from it is dated November 2025 (checked 22 October 2026). Methods: HPLC purity, MS identity, quantitation, LAL endotoxin; sterility and heavy metals offered.
- Vendors with its COAs
- 6
Vendors with its COAs
- Peptides tested
- 12
Peptides tested
Tier A-
Golden, CO
Checks run
- BusinessL1 Real business: Pass
- IndependentL2 Independence: Pass
- Verify routeL3 Verification route: Pass
- MethodL4 Identity method: Pass
- Track recordL5 Track record: Fail
- AccreditedL6 Accreditation: Fail
Six published checks, the same for every laboratory. Results and evidence
Verify a Horizon Analytical certificate yourself
Where the code is, the lookup address, what a genuine result shows, and the control check. We confirmed 90 of 91 certificates naming Horizon Analytical at the laboratory, from 6 vendors.
About Horizon Analytical
Horizon Analytical is an independent analytical lab based in Golden, CO, rated tier A- in the Peptide Source Review lab directory. No ISO/IEC 17025 accreditation is published by the laboratory (checked 2026-10-21). Certificates from a tier A- laboratory earn the +2 laboratory points in our lab rubric.
6 US peptide vendors in our audit publish certificates naming Horizon Analytical, led by Prime Peptides at 7.94/10. The reports cover HPLC purity, MS identity, quantitation, LAL endotoxin; sterility and heavy metals offered.
How we graded Horizon Analytical
Each check is the same for every laboratory (the rules). Checked 2026-10-22.
| Result | Check | What we found |
|---|---|---|
| Pass | L1 Real business | Its terms name Horizon Analytical LLC, a Delaware LLC, at 16194 W 45th Dr, Suite 108, Golden, CO; reports are signed by Aleksey Yevtodiyenko, PhD.Evidence for L1 (opens in new tab)horizonanalytical.comchecked |
| Pass | L2 Independence | horizonanalytical.com was registered 2025-10-21, before its earliest report (2025-11-10); several unrelated clients and a public services page; lookup on the lab's own app; no link to a listed vendor found.Evidence for L2 (opens in new tab)app.horizonanalytical.comchecked |
| Pass | L3 Verification route | On 2026-10-22 the lab's lookup returned report 1000060 and no record for an invented number.Evidence for L3 (opens in new tab)app.horizonanalytical.comchecked |
| Pass | L4 Identity method | Identity by UPLC with mass spectrometry (reports 1000060 and 1027828).Evidence for L4 (opens in new tab)app.horizonanalytical.comchecked |
| Fail | L5 Track record | Earliest report 2025-11-10, about three weeks short of 12 months.Evidence for L5 (opens in new tab)app.horizonanalytical.comchecked |
| Fail | L6 Accreditation | No accreditation is claimed, and the PJLA, A2LA and ANAB registers have no entry for it.Evidence for L6 (opens in new tab)beta.pjview.comchecked |
No ISO/IEC 17025 accreditation is published by the laboratory (checked 2026-10-21)
Vendors publishing Horizon Analytical certificates
Peptides tested here
Products whose certificate on a vendor page names Horizon Analytical. Compare sources for each.
Similar labs
Other tier A- labs in our directory.
Horizon Analytical: Frequently Asked Questions
Is Horizon Analytical accredited?
We have not confirmed ISO/IEC 17025 accreditation for Horizon Analytical that is active on the accrediting body's register with a scope covering peptide testing (check L6). No ISO/IEC 17025 accreditation is published by the laboratory (checked 2026-10-21).
Which peptide vendors use Horizon Analytical?
6 vendors in our independent audit publish certificates naming Horizon Analytical: Prime Peptides, Direct Peptides, Bluum Peptides, Peptyes, Pinnacle Peptide Labs, Peptide Pro. The full list with scores is on this page.
What does Horizon Analytical test for?
Horizon Analytical performs HPLC purity, MS identity, quantitation, LAL endotoxin; sterility and heavy metals offered on research-peptide samples.