A sharper
standard.
Independently assayed. Every certificate we hold, published to its lot.
For laboratory research use only — not for human or veterinary use.
Curated reference standards
Read the
lot report
Available certificates are published against the lot they describe. Open the original laboratory report for its stated methods, measured results and scope.
Open the COA library- Methods
- As stated in each report
- Appearance
- Recorded per lot
- Laboratory
- Independent, third-party
- Traceability
- Matched to the lot number
Browse the catalogue
“Every certificate we hold, on the record.”
What does "research use only" mean?
Every product is a laboratory reference standard supplied solely for in-vitro research — not for human or veterinary use, and not a drug, food, supplement, cosmetic, or medical device.
Is a Certificate of Analysis included?
Published certificates are matched to their lot numbers. Read each report for the analyses performed and measured results. Browse and download reports for listed products in the COA Library, before or after purchase.
How do I pay?
Choose a method at checkout, send the total directly, then email a screenshot as proof. Your order is reserved and ships once payment is confirmed. No card is charged on the site.
Who can purchase?
You must be at least 21 and have a verified research account. You give your research affiliation and intended laboratory use when you create it, and you can order right away. Create an account.