Horseradish Peroxidase PurifiedChromatographically purified. Single basic isozyme with RZ 2.9. A lyophilized powder. Suitable for immunoconjugation. Store at -20C or 2-8C.This material is sold for in-vitro use only in manufacturing and research and is not suitable for use in humans or animals. This material should be handled with general laboratory precaution.