Methodology8 min
Reading a certificate of analysis, step by step
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ISO 17025 · Independently verified
Every batch,
independently verified.Every batch, independently verified.
99%+ purity. Public certificates of analysis. No marketing claims.
Answer a few questions and receive a personalized research protocol.
Catalog
Reference compounds,
in stock.
New
GLP-1
Retatrutide
Triple GIP / GLP-1 / glucagon agonist
from79 €
99.53%
8 dosages
Best Seller
GLP-1
Tirzepatide
Dual GIP / GLP-1 agonist
from69 €
99.43%
13 dosages
Best Seller
GLP-1
Semaglutide
GLP-1 receptor agonist, reference grade
from59 €
99.63%
5 dosages
GLP-1
Cagrilintide
Long-acting amylin analogue
from99 €
99.33%
2 dosages
Showing 4 of 17 references
Public registry · Live
Latest verified batches.
Batch
Compound
Purity
Method
Date
Status
COA
7 of 1,240+ records · Updated Jun 11, 2026
Principles
Evidence before promises.
We publish what we measure. We document what we ship. The same standards every laboratory should expect.
01
Verified purity
Every batch validated by HPLC, mass spectrometry and NMR.
02
Independent testing
Critical batches re-tested by accredited third-party laboratories.
03
Full traceability
Every lot indexed to synthesis, analysis and shipping records.
04
Public archive
Certificates of analysis published openly. No account required.
Documentation
Built on published data.
Guide5 min
Designing reproducible HPLC protocols at scale
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Standards4 min
Why we publish raw chromatograms by default
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Research6 min
Cold-chain logistics for thermolabile compounds
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FAQ
Direct answers.
No. HP Labs compounds are reference materials sold strictly for laboratory research. They are not approved for human or veterinary use.
Every batch undergoes HPLC, mass spectrometry and NMR analysis. Critical batches are independently re-tested by accredited third-party laboratories.
Yes. Our archive is public and indexed by batch number — no account required.
Cold-chain shipping with temperature monitoring. Tracked, insured and delivered within 2–5 business days.
Contact
Questions?
Talk to the lab.
Our scientific team responds within one business day.