GHK-Cu

Certificate of Analysis (COA)

Product: GHK-Cu
SKU: YPB.221 (50mg) / YPB.222 (100mg)
Purity: 99.1%
Lab: PureMD Labs / YPB Labs

Physical & Chemical Properties

• Appearance: White lyophilized powder 
• Storage: 2–8°C, protect from light 
• Available Sizes: 50mg, 100mg 

Test Results (50mg — YPB.221)

• Qualitative Identification (Lambda Max): Matches Reference Standard — PASS 
• Percent Purity (UV/Vis): 99.1% — PASS 
• Quantitative Assay (Beer-Lambert): NLT 95% label claim — PASS 
• Heavy Metals (Pb, Cd, Hg, Ni, Fe & Co): <150 ppb — PASS 
• TAMC (Total Aerobic Microbial Count): 0 CFU — PASS 
• TYMC (Total Yeast & Mold Count): 0 CFU — PASS 

Testing Equipment: Jenway 6715 UV/Vis Spectrophotometer
Standards: Substances for Pharmaceutical Use (Compendial SOP)
Testing Lab: Analytical Formulations, Inc. (CGLP Certified)

Storage Instructions

• Temperature: Store at 2–8°C 
• Light Protection: Avoid direct light and UV exposure 
• Container Recommendation: Amber vials or dark containers 

Reconstitution

Reconstitute using sterile bacteriostatic water. Use a peptide calculator for precise volume measurements.

Shelf Life

• Lyophilized Powder: Up to 24 months (proper storage) 
• After Reconstitution: 4–6 weeks at 4°C 

Disclaimer

This product is intended strictly for research purposes only. It is not approved for human consumption, therapeutic use, or veterinary applications.