ImmunoReagents is the direct US manufacturer of quality antibodies and reagents used in research and in vitro diagnostics. Our products include a wide range of secondary antibodies covering a broad spectrum of immunoglobulins from various species and cross absorbed to provide high specificity. Primary polyclonal antibodies to hormones, cancer markers, cardiac markers and serum proteins are also available. Our knowledgeable and experienced staff can provide custom absorptions and purifications to meet specific requirements, including bulk manufacturing. All products are manufactured within cGMP guidelines and ISO quality system standards.