New England Biolabs is working diligently to ensure we keep our employees and their families safe, while maintaining our business continuity. Despite a "Stay At Home" advisory being put in place in Massachusetts, USA, we are deemed an essential business, and our manufacturing and distribution teams continue to be fully operational. We are continuing to work with our suppliers and distribution partners to ensure uninterrupted access to our products and technical support.

Color Prestained Protein Standard, Broad Range (11–245 kDa)

This product has been discontinued and replaced with #P7719. There may be some remaining stock in certain geographies; please contact your local subsidiary office to inquire.
  • Catalog # P7712 was discontinued on May 01, 2019 ;

Color Prestained Protein Standard, Broad Range is a mixture of highly purified, prestained proteins, covalently coupled with a blue chromophore, and two reference bands (one orange and one green at 80 kDa and 25 kDa, respectively), that resolves into 12 sharp bands when electrophoresed. 

  • Allows approximate molecular weight determination when performing SDS-PAGE analysis. 
  • Applications include verification of western blot transfer efficiency on membranes and fluorescent imaging of SDS-PAGE
  • Direct loading, additional loading buffer and heat incubation not required
  • No detectable protease contaminating activities
  • Optimal stability for up to 24 months
  • Size range: 11 kDa to 245 kDa
  • Ready-to-use
  • Sharp bands

Learn more about how this product is being used in the Product Citation Tool
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