BioAssay Works makes rapid lateral flow tests with lab-based assay sensitivity. We produce the finest gold sols and gold conjugates that power these assays. We offer a growing line of gold-sol based reagents, kits for mAb isotyping and quantitation and development tools. We also offer gold conjugation, assay development & manufacturing services. Get lab-based assay sensitivity in your lateral-flow test using our uniform, highly concentrated gold sols and our patented C-FLAT® assay platform.