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Compounds.

All of our peptides are manufactured to a minimum purity of >99%, verified through HPLC and mass spectrometry analysis. Each product ships with a certificate of analysis detailing exact purity levels.

A Certificate of Analysis (CoA) is a document provided with each product that details the results of quality testing. It includes purity percentage, molecular weight confirmation, and any impurity profiles. You can use it to verify the identity and quality of your peptide.

Bacteriostatic water is sterile water containing 0.9% benzyl alcohol as a preservative. It is supplied as a standard laboratory diluent and is sold strictly for research use only.

Lyophilized (freeze-dried) research compounds are typically stored at -20°C for long-term laboratory storage or 2-8°C for short-term storage, away from light and moisture. This is general laboratory handling information for stored inventory only.

Yes, we offer international shipping to most countries. Shipping times and costs vary by destination. Please check our shipping policy for specific details regarding your region.

SKO Compounds is a trusted supplier of high-purity research peptides, committed to quality, transparency, and customer satisfaction. All products undergo rigorous third-party testing and come with full certificates of analysis.

No. All compounds are sold strictly for laboratory research use only and are not for human or veterinary use, consumption, or any diagnostic or therapeutic application. All products are labeled as research chemicals.

All sales are final. We do not offer refunds or accept returns for any reason, including ordering errors or change of mind. However, if your order arrives damaged, defective, or incorrect, notify us within 48 hours via our live chat (bubble in the bottom-right corner) with detailed photos. We may offer a replacement. Refunds are only considered in rare cases where the order was never delivered due to an error on our part.