Description

Coomassie Brilliant blue G 250 (C.I. 42655) is a member of Coomassie brilliant blue (CBB), which is a triphenyl methane dye. CBB dyes are widely used for the visualization of proteins separated by sodium dodecyl sulfate-polyacrylamide gel electrophoresis. CBB G-250 (greenish tinted blue) dye is preferably used in Bradford assay for the quantification of proteins.

Specifications

Grade	Ultra Pure
Formula	C47H8N3NaO7S2
MW	854.03
CAS	6104-58-1
Appearance	Dark brown to Violet-brown powder
Solubility (1mg/mi in Water)	Dark blue solution
Dye Content	≥65%
Loss on drying	≤7%
Residue on Ignition	≤2%
Suitable for electrophoresis	Pass test
Storage	R.T

Application

Coomassie Brilliant blue G 250 (C.I. 42655) has been used to stain gel in sodium dodecyl sulfate-polyacrylamide gel electrophoresis.[3] It has also been used in Bradford protein assay.

Documents

COA

SDS

Coomassie Brilliant Blue G-250