High-purity lyophilized compounds — independently third-party tested for HPLC purity and endotoxins, 100% lot-traceable, and shipped cold from the USA with a Certificate of Analysis on every batch.
Every batch we ship is independently third-party tested for HPLC purity and LAL endotoxin, then documented on a downloadable Certificate of Analysis tied to the exact lot number on your vial. From synthesis to delivery, every vial is held to the same research-grade standard.
Every batch is independently tested for purity and endotoxin and documented on a Certificate of Analysis — searchable by lot number in our public COA archive.
The compounds researchers reorder most — fully characterized, in stock, and ready to ship cold.
Synthetic 44-residue compound
Two-fragment lyophilized blend
Cellular coenzyme
Browse the catalog by pathway — from metabolic reference standards to cellular cofactors.
Every compound below is in stock and ships cold with a per-lot Certificate of Analysis. Select a vial to view its lot documentation.
Handling, traceability, and documentation designed around how real labs work.
In-stock orders placed before the daily cutoff ship the same business day, cold-packed with full tracking.
Every transaction is processed over encrypted, industry-standard secure checkout — your details stay protected.
Every compound is synthesized to ≥99% HPLC purity and released only after independent verification — consistent, lot to lot.
Each lot is independently tested for HPLC purity and LAL endotoxin, documented on a per-lot Certificate of Analysis.
Questions about a lot or a certificate? Real help by email from people who actually know the catalog.
Consistent synthesis, transparent testing, and documentation you can cite — nothing you have to take on faith.
Held to the standard you'd hold your own data to.
Consistent synthesis, transparent testing, and documentation you can cite. That's the whole promise — nothing you have to take on faith.
All materials supplied by STACY AND CHAD are lyophilized reference standards intended strictly for in-vitro laboratory use. By purchasing, you confirm you are a qualified researcher or institutional buyer 21 years of age or older.
STACY — Systematic Testing & Analytical Chemistry (Yield) · CHAD — Characterized High-Accuracy Delivery