Val Background Block is a universal blocking reagent used for reducing nonspecific background staining often found with immunohistochemistry. Val Background Block is specifically formulated for superior pH stability and is sodium azide and thimerosal free. This product has been designed for use on the VALENT Automated Slide Staining Platform.
1. Clinical and Laboratory Standards Institute (CLSI). Protection of Laboratory Workers from Occupationally Acquired Infections; Approved Guideline-Fourth Edition CLSI document M29-A4 Wayne, PA 2014.