Bioguarantee - Explore our antibody portfolio with guaranteed performance

We promise to offer industry leading quality antibodies supported by exemplary scientific support and we want to empower you to explore the biology of the world around us with no risk. If the antibody does not perform in applications described in our documentation, including product listings on our websites, catalogues or data sheets – we will issue a full credit or replacement antibody.

Frequently Asked Questions

1. What is Antibody Bioguarantee? 

It is an exclusive quality assurance program that guarantees a 100% refund or exchange, if the purchased antibody does not perform in applications described in our documentation. 

2. How does the program work?

If you are not completely satisfied with the performance of the antibody, complete our Antibody Guarantee Form and send it to us (sakr@merckgroup.com) with your experimental results

[Download Antibody Bioguarantee Form]

3. Is there a time limitation within which the antibody must be tested in order for this refund policy to be valid?

Yes, all data must be submitted via the Antibody Guarantee Form within 12 months of the date of purchase. All required fields of the Antibody Guarantee Form must be completed.

4. Can Prestige Antibody® be refunded through Antibody Bioguarantee? 

Yes, Prestige Antibody is also refundable through Antibody Bioguarantee.

5. Is there a minimum purchase order to be in Antibody Bioguarantee? Is Antibody Bioguarantee a promotional event that only applies to some products and is held for a limited time? Do I have to apply Antibody Bioguarantee in advance before purchasing to apply the program?

No, there is no minimum order to be in Antibody Bioguarantee and you will automatically be applied at the moment of purchase for any antibody provided by Sigma Aldrich.

6. Where can I find the Antibody products? 

Antibody Explorer, a specialized search engine specialized for Antibody. You can search for the Antibody you need by using various conditions and search terms such as Antigen, Gene, Application, and Species. 

[Visit Antibody Explorer]