COA Center



COOMASSIE BRILLIANT BLUE G 250 For Electrophoresis

It is used for staining proteins in analytical biochemistry. C.I.No.42655
Brilliant Blue G 250


5 g (00005)

25 g (00025)

1GBA000015 1PB1200060
Article No. 02941 Grade For Electrophoresis
Purity CAS No. 6104-58-1
Molecular Formula C47H48N3NaO7S2 Molecular Weight 854.04
H.S. Code 3204.9000 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour Dark brown powder


Appearance Dark blue to dark purple powder Loss on drying Max 8%
Identity (UV/VIS spectrum) Passes test Absorption maxima (buffer pH 7.0) 577 - 584 nm
Specific absorptivity A 1%/1cm (λmax; 0.01%; buffer pH 7.0 on dried substance) 450 - 570 TLC test Passes test
Suitability (for electrophoresis) Passes test

Safety Information and Hazard Symbols

Risk Statement: 36/37/38
Safety Statement: 22-26-36
Revision Date: 12-Jun-2023

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