Sigma-Aldrich
Decrease Font Size Increase Font Size Email this page to a friend Printer Friendly Page
Western Blotting

Protein MW Markers

Sigma offers a variety of prestained markers as well as a biotinylated marker for use in Western blotting analysis. Prestained markers contain proteins conjugated to brilliantly colored dyes, and Sigma's biotinylated marker contains biotin conjugated proteins easily detected with a Streptavidin Peroxidase conjugate and color development reagent.


Product #  Product Name MW Range (Da)
SDS7B2 Prestained Molecular Weight Marker (27,000-189,000)
B2787 Biotinylated Molecular Weight Marker (6,500-180,000)
C2242 Chemichrome™ Western Control (8,000 - 220,000)
C2117 Chemichrome™ Ultimate (8,000 - 220,000)
C4861 ColorBurst™ Electrophoresis Marker High (30,000-220,000)
C1992 ColorBurst™ Electrophoresis Marker (8,000-220,000)
C3187 Color Marker Low Range (6,500-45,000)
C6210 Color Marker Ultra-Low Range (1,060-26,600)