EnVision FLEX Mini Kit, High pH is a high-sensitivity visualization system intended for use in immunohistochemistry together with Autostainer Link Instruments. The dual link system detects primary mouse and rabbit antibodies and the reaction is visualized by DAB+ Chromogen. The convenience kit includes Peroxidase-Blocking Reagent, EnVision/HRP, DAB+ Chromogen, Substrate Buffer, Target Retrieval Solution, High pH (50x Tris/EDTA buffer, pH 9), and Wash Buffer (20x). EnVision FLEX convenience kits are compatible with all optional EnVision FLEX and FLEX+ reagents for Autostainer Link Instruments.