Quality & Standards
No lot ships without its paperwork.
Each synthesis batch is quarantined until independent analysis confirms purity and identity.
Every batch
Tested before it ships.
GHK-CU50MG
HPLC Purity ≥99%
Mass Spec Identity
Endotoxin Screened
Sterility Tested
Heavy Metals Panel
Net Content Verified
Lot release specification
| Parameter | Acceptance criterion | Method |
|---|---|---|
| Purity (RP-HPLC) | ≥ 99.0% main-peak area | C18, 220 nm, gradient ACN/H₂O + 0.1% TFA |
| Identity (ESI-MS) | ± 1 Da of theoretical mass | Positive-ion electrospray |
| Appearance | White lyophilized cake | Visual inspection |
| Fill accuracy | ± 5% of label mass | Gravimetric sampling |
| Packaging | N₂ backfill, vacuum-sealed | Per-lot seal integrity check |
Independent labs
Testing performed by MZ Biolabs Analysis and Janoshik Analytical — never in-house only.
Full traceability
Lot codes link each vial to its chromatogram, mass spectrum and synthesis date.
Cold-chain aware
Lyophilized stock held at −20°C; dispatched in insulated packaging.