PageBlue Protein Staining Solution is a sensitive, economical formulation of colloidal coomassie G-250 dye for endpoint staining of proteins in polyacrylamide gels and on PVDF membranes without methanol or acetic acid.

Thermo Fisher Scientific Offers New Protein Stain

By Kevin

10-Times More Sensitive than Coomassie R-250-Based Stains.



Media Contact Information:
Name: Tracy Cartier
Phone: 978-905-1201

Technical Contact:
Name: Priya Rangaraj
Phone: +1 815-968-0747


ROCKFORD, Ill. (August 12, 2011) – Thermo Fisher Scientific, the world leader in serving science, today announced the availability of the Thermo Scientific PageBlue Protein Staining Solution. This unique solution uses the colloidal properties of coomassie G-250 dye to stain proteins in polyacrylamide gels and on polyvinylidene (PVDF) membranes. The solution exhibits a dynamic range of 5 to 500 nanograms, which is 10-times more sensitive than typical coomassie R-250-based stains.

The ready-to-use PageBlue Protein Staining Solution requires no protein fixation steps or special destaining steps. It contains no methanol or acetic acid, making it safer to use than other commercially available protein stains.

For more information on the PageBlue Protein Staining Solution, please visit

About Thermo Fisher Scientific

Thermo Fisher Scientific Inc. (NYSE: TMO) is the world leader in serving science. Our mission is to enable our customers to make the world healthier, cleaner and safer. With revenues of nearly $11 billion, we have approximately 37,000 employees and serve customers within pharmaceutical and biotech companies, hospitals and clinical diagnostic labs, universities, research institutions and government agencies, as well as in environmental and process control industries. We create value for our key stakeholders through two premier brands, Thermo Scientific and Fisher Scientific, which offer a unique combination of continuous technology development and the most convenient purchasing options. Our products and services help accelerate the pace of scientific discovery, and solve analytical challenges ranging from complex research to routine testing to field applications. Visit

Featured Products:

PageBlue Protein Staining Solution

PageBlue Protein Staining Solution