Novex® prestained standards allow for easy identification and monitoring of your proteins during electrophoresis. These prestained standards are available in a broad range of molecular weights and provide sharp bands for ease of visualization.

Each standard has its own advantages. Please use the table and information below to help select the best protein standard for your application.

Learn more about Novex® Protein Standards and Ladders

Which prestained protein standard is right for you?

Basic, routine MW MW marker for Tris-Glycine gels only Ideal for large proteins Multicolor bands, easy estimation Easiest to interpret MW; best size estimation
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  SeeBlue® Prestained Standard BenchMark™ Pre-Stained Protein Ladder HiMark™ Pre-Stained Protein Standard SeeBlue® Plus2 Pre-Stained Standard Novex® Sharp Pre-stained Protein Standard
No. of Bands / No. of Colors 9 bands 1 color 10 bands 2 colors 9 bands 2 colors 10 bands 3 colors 12 bands 12 colors
Band sharpness Low Low Low Medium High
MW range 4–250 kDa 10–190 kDa 30–460 kDa 4–250 kDa 3.5–260 kDa
Gel compatibility NuPAGE® Bis-Tris Tricine Tris-Glycine Tris-Glycine only Tris-Acetate Tris-Glycine Bolt™ Bis-Tris NuPAGE® Bis-Tris Tricine Tris-Acetate Tris-Glycine NuPAGE® Bis-Tris Tricine Tris-Glycine
Novex® Sharp Pre-Stained Protein Standard SeeBlue® Plus2 Pre-Stained Protein Standard   SeeBlue® Prestained Protein Standard   BenchMark™ Pre-Stained Protein Standard   HiMark™ Pre-Stained Protein Standard

Novex® Sharp
Prestained Protein Standard 

SeeBlue® Plus2 Prestained Protein Standard
SeeBlue® Prestained Protein Standard
Prestained Protein Standard
Prestained Protein Standard


 NuPAGE® 4-12% Bis-Tris gel with MES SDS buffer



Novex® 4-20%
Tris Glycine gel



NuPAGE® 3-8% Tris-Acetate gel with Tris-Acetate SDS buffer