Operating to GMP & ICH Q7 standards across all manufacturing sites
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Catalog & Reagents

High-purity building blocks, in stock.

A catalog of high-purity building blocks, generic peptides, and certified reference standards — documented, quality-assured, and ready for rapid global dispatch.

Overview

Ready when you are.

Keep your research moving with quality-assured materials held in stock and supported by the documentation your lab depends on.

  • 01

    In Stock

    Core building blocks and standards ready to ship.

  • 02

    Documented

    Certificates and specifications with every order.

  • 03

    Global Dispatch

    Same-week shipping across our distribution network.

Product Categories

What you can order.

01

Amino-Acid Derivatives

Protected and specialty amino acids for synthesis.

02

Coupling Reagents

Activators and reagents for reliable coupling.

03

Resins & Linkers

Solid supports for solid-phase synthesis.

04

Generic Peptides

Established sequences ready off the shelf.

05

Reference Standards

Certified standards for analytics and QC.

06

Custom Stock

Made-to-order research quantities.

Ordering & Support

Built for the bench.

Same-Week Dispatch

Fast turnaround.

  • In-stock items ship quickly
  • Real-time tracking
  • Cold chain where needed

Bulk & Repeat

Scale with you.

  • Volume pricing
  • Standing orders
  • Reserved stock

Documentation

Lab-ready.

  • Certificates of Analysis
  • Specifications
  • Safety documentation

Technical Support

Expert help.

  • Product selection
  • Handling guidance
  • Custom requests
Why GBL

Stock you can rely on.

Reliable Partnership

Experienced specialists and a rigorous quality system stand behind every batch we deliver.

Tailored Service

Your priorities drive the process, supported by attentive, first-class technical service.

Innovation & Technology

An integrated approach to innovation that keeps your products and timelines dependable.

Excellence & Quality

From small-scale to large-volume, GMP or non-GMP, every project gets tailored analytics and oversight.

FAQ

Research peptides & reagents — common questions.

What products are in your catalog?

Our catalog includes high-purity research peptides, reagents and building blocks held in stock for fast supply.

Do you offer bulk peptide supply?

Yes. We provide both catalog quantities and bulk peptide supply for laboratories worldwide.

What quality and QC backs your catalog products?

Catalog products are backed by analytical QC and supplied with supporting documentation.

Can you supply custom items not listed in the catalog?

Yes. Items outside the catalog can be produced through our custom peptide synthesis service.

Place an Order

Need it on the bench this week?

Tell us what you need and our team will confirm availability and dispatch within one business day.