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Custom & Bulk Reagents

Tonbo is your source for custom product manufacturing and bulk reagents. When you work with us for your custom and bulk needs, a dedicated Custom Team Member will work with you through the duration of your project to ensure you receive the support you deserve.

Whether you know exactly what you want, or you need guidance to best tailor your project, our expert scientists will make sure you get exactly what you want and need. Find out how easy custom and bulk projects can be by emailing us at

Bulk Reagents

Obtain larger quantities of our catalog products packaged the way you need them. We will gladly accommodate requests for special buffers and/or concentrations. Bulk reagents are great for consistency in long-term studies and optimal value.

Custom Antibody Conjugation Services

We offer conjugation services for both Tonbo-manufactured and customer-provided antibodies. Select from a wide array of Tonbo dyes or tell us if you have a special format request. We build to your specification requirements. If you aren’t sure which specifications are best for your project, our scientists will work with you to make sure you are making the best decisions for your needs.

Other Custom Services

• Antibody cocktail development
• Antibody production and purification
• QC testing

Our experienced scientists specialize in manufacturing the highest quality custom reagents, ensuring optimal results in your protocols.