Ethidium Bromide, Fisher BioReagents

Brand: Fisher Bioreagents

Manufacturer Part Number: BP102-1

UNSPSC: 12350000

Code: 32

Additional Details:
Additional Details: CAS Number: 1239-45-8 Weight: 0.05100kg Transport: UN number : 2811 Chem class : 1 Pack group : I

Packaging Amber Glass
Quantity 1g

Product Code. 10726074

Quantity Price
1 £ 34.4 / 1g
In Stock 3
EU Stock 14
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Description and Specification

Chemical Identifiers

Chemical Name or Material Ethidium Bromide
CAS 1239-45-8
Molecular Formula C21H20BrN3
Formula Weight 394.32


Melting Point 260°C
Formula Weight 394.32
Physical Form Powder/Solid
Quantity 1g
Synonym EtBr
DOT Information DOT Class 6.1, : Poison
Extinction Coefficient 100g(-1) cm(-1) min.
CAS 1239-45-8
ChemAlert Storage Symbol Blue
Recommended Storage RT
Loss on Drying 5% max.
Packaging Amber Glass
pH 4.0 to 7.0
Identification Pass Test
Color Purple
Molecular Formula C21H20BrN3
Merck Index 15, 4769
TSCA Not on TSCA inventory: for R and D use only; not for manufacturing or commercial purposes.
Chemical Name or Material Ethidium Bromide
Lambda Max 478 to 482nm

  • Ethidium bromide (EtBr)  commonly used as a nucleic acid stain for gel electrophoresis due to its fluorescence when exposed to UV light
  • Ethidium bromide intercalates double-stranded DNA and RNA
  • Can be used to stain gel after electrophoresis or incorporated into the gel and running buffer 
  • EtBr also acts as inhibitor of RNA and DNA polymerase

Documentation Safety and Handling
ChemAlertStorageSymbol : Blue