25% OFF RayBiotech ELISA Kits
Find the right ELISA for your research from 7,000+ targets across 17+ species. Now is the perfect time to save! Enjoy 25% off all RayBiotech ELISA kits until 31 December 2026. All kits are manufactured in the USA and backed by RayBiotech’s 90-day, 100% satisfaction guarantee.
Offer details
25% off all RayBiotech ELISA kits, including:
| ELISA type | Best for |
|---|---|
| Sandwich ELISA | Soluble proteins; broad target and species coverage |
| NexaTag® qIPCR ELISA | Enhanced sensitivity for low-level targets |
| Indirect ELISA | Antibody detection and immune monitoring |
| Competitive ELISA | Small analytes (hormones, peptides) |
| Phosphorylation ELISA | Phospho-proteins in lysates |
| Cell-Based ELISA | Phospho-proteins in adherent cells |
| Transcription Factor Activity Assays | Transcription factor activation |
| Ligand Binding Assays | Drug-target and inhibitor screening |
| Bridging ELISA | ADA and therapeutic antibody detection |
Why choose RayBiotech ELISA kits?
RayBiotech ELISA kits are trusted by researchers worldwide and cited in thousands of peer-reviewed publications, including high-impact journals such as Cell, Nature and Science.
- Over 7,000 targets across 17+ species, available in multiple ELISA formats for different research needs
- Validated for reproducibility, with rigorous quality control and certified to ISO 13485:2016
- Easy-to-follow protocols, video tutorials on RayBiotech’s YouTube channel, and PhD technical support
- Designed, developed and manufactured in the USA
- Backed by a 90-day, 100% satisfaction guarantee
Not sure which assay is right for your research? Read our blog: ELISA vs ELISpot vs FluoroSpot
Don’t miss this opportunity to save on high-quality ELISA kits for your next project!
How to claim
Use code RAYBIO-EOY2026 when requesting a quote.
Terms and conditions
This promotion is valid until 31 December 2026. This offer cannot be used in conjunction with any other offer.