Quality
Cold-Chain Shipping in Egypt: Why Temperature Matters
Cairo summer afternoons hit 42°C. Here is how REPRIME's insulated packaging keeps lyophilized peptide stable from Cairo to Aswan — and what you should do when the package arrives.
Egypt covers a wide temperature range. Cairo summer afternoons reach 38–42°C; the journey from a Cairo warehouse to a research lab in Asyut or Aswan can take 24–48 hours during which the vial may be in direct sun on a courier scooter. REPRIME's shipping process is designed to handle this without compromising the lyophilized peptide inside.
Why lyophilized powder
Lyophilization (freeze-drying) removes water from the peptide, leaving a stable solid that can survive ambient temperature for the shipping window. A reconstituted liquid would degrade far faster: hydrolysis, deamidation, and oxidation all accelerate dramatically in solution. This is why REPRIME ships powder, not solution, and why every product page lists Form: Lyophilized Powder explicitly.
The insulated packaging
Each vial ships in:
- A thermally-insulated outer envelope - A phase-change gel pack inside, conditioned to refrigerator temperature before shipping - A tamper-evident inner pouch containing the vial and its package insert with the verification code
The phase-change gel maintains 4–8°C inside the envelope for approximately 48 hours in ambient Cairo summer conditions. That's the realistic ceiling for last-mile delivery anywhere inside Egypt.
What to do on arrival
1. **Open promptly.** Don't leave the package outside or in a hot car. 2. **Inspect the vial.** Cracks are rare but should be reported immediately. 3. **Transfer to freezer.** -20°C is the storage target. Don't refrigerate above 8°C; don't leave at room temperature for extended periods. 4. **Verify the code.** Scan the code on the package insert at [/verify](/verify) — first scan stamps it as authentic.
When delivery slips
Real-world delivery is sometimes slow. Border check delays, weekend transit, traffic in the Nile Delta — these happen. If your package arrives outside the 48-hour window or with a visibly compromised cold pack, contact us. We track every shipment by courier reference; if the temperature window was breached, we ship a replacement at no charge.
Beyond Egypt
REPRIME currently ships within Egypt only. International cold-chain is an order of magnitude more complex and we'd rather do Egypt well than ship internationally poorly. When that changes, we'll announce it on the journal.