Research peptides in San Juan

How purity is verified

Pricing is quoted in EUR, with shipping shown separately rather than folded into the unit price. Each production batch is tested independently by high-performance liquid chromatography for purity and by mass spectrometry for identity. The result is published on the certificate as a chromatogram, not as a headline percentage with nothing behind it. Ask for the batch number and certificate up front — that request is expected, not unusual. a tracked delivery service; the route and carrier depend on the dispatch hub handles the leg into San Juan.

Certificates are reissued on request for archive purposes. Groups running the same protocol in San Juan and Tunis can request matched batch numbers so both sites work from one certificate. We answer messages from San Juan during European working hours, and usually the same day.

Legal and regulatory framing in Puerto Rico

Smaller towns around Lagos receive the same tracked service as the main city. Everything in the catalogue is supplied as a research reference standard for in-vitro laboratory use. It is not a medicine, not for human or veterinary administration, and not sold for therapeutic, diagnostic or cosmetic use. Local research-chemical rules vary; the buyer in Puerto Rico is responsible for checking them. Pricing is quoted in EUR, with shipping shown separately rather than folded into the unit price.

Import rules for research reference material in Puerto Rico remain the buyer's responsibility to confirm before ordering. Couriers serving San Juan occasionally hold parcels for documentation, which is why the research-use declaration travels with every shipment. Parcels are documented for inspection rather than routed to avoid it.

Useful alongside this page: search Certificates of Analysis by batch, NAD+ reference information, recent research write-ups, the full reference library.

Shipping into Puerto Rico

Packing happens within a working day or three of the order being confirmed. The delivery window into San Juan is 5–18 business days from the moment tracking goes active, and that figure is the same one we give every customer in every country. Shipments travel via a tracked delivery service; the route and carrier depend on the dispatch hub. Import rules for research reference material in Puerto Rico remain the buyer's responsibility to confirm before ordering. Reference material is stored lyophilised and only reaches San Juan in that state; reconstitution happens at your bench, under your protocol.

We do not run discounts, so the figure you see is the figure you pay. A laboratory on the edge of San Juan is served on the same route as one in the middle. Nothing described here is a medicine, a treatment or a supplement — the material is in-vitro reference standard only. Nearby Tunis is covered on the same terms. Every parcel carries a tracking number from dispatch, and questions during transit get answered the same day.

Closing notes for San Juan

San Juan researchers get the same catalogue, the same analysis and the same window as everyone else. No regional tier, no quiet substitution, no faster number quoted to win the order.

Written for researchers ordering into San Juan. All compounds are in-vitro reference standards.