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ImmPACT NovaRED® Substrate Kit, Peroxidase (HRP) (SK-4805)

Purchase this product from 2BScientific


The ImmPACT® NovaRED HRP substrate produces a red reaction products. It produces 2-4 fold greater sensitivity than the original substrate kit (SK-4800).


  • Optimized for IHC/ICC/ISH and blots
  • Permanent mounting
  • Ideal for single and multiple labeling
  • Working solutions stable for up to 14 days at 4 °C
  • Supplied as 120 ml of diluent and stock solutions in dropper bottles


Unit Size1 kit
ApplicationsImmunohistochemistry / Immunocytochemistry, In situ hybridization, Blotting Applications, Elispot
Detection Enzyme(s)Peroxidase
Substrate Reaction ProductPrecipitating Reaction Product
Chromogen ColorRed
MicroscopyBrightfield, Darkfield, Electron, Spectral Imaging
Additional Substrate PropertiesContrast with Tissue Pigments, Multiple Labeling
MountingNon-Aqueous (Permanent)

Kit Contents:

  • 120 ml ImmPACT NovaRED Diluent
  • 3 ml ImmPACT NovaRED Reagent 1
  • 1.75 ml ImmPACT NovaRED Reagent 2
  • 1.75 ml ImmPACT NovaRED Reagent 3
  • 2.5 ml ImmPACT NovaRED Reagent 4


Technical Information

Vector® NovaRED and ImmPACT NovaRED HRP substrates are useful as alternatives to DAB or as a second color for multiple antigen labeling. Vector NovaRED and ImmPACT NovaRED substrates also provide excellent color contrast in pigmented tissue such as melanoma. 


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