Every lot assayed by an outside lab
Read the certificate before you buy.
Purity, method and lot number are printed on the bottle, shown on the product page, and published as a certificate you can read first.
- 24
- Compounds
- qNMR
- Third-party method
- Every lot
- Documented
Shop by class
All 24 →In stock now
View all →
Certificate archive
Every lot we have shipped, searchable by batch code. Read them before you order.
Backorder with a date
When a lot runs out we publish the arrival date rather than hiding the product.
New lot notifications
One email when a compound you follow is assayed and back in stock. Nothing else.