BROMOPHENOL BLUE SODIUM SALT Chemical Properties

Melting point:

300 °C

Density 

0.985 g/mL at 25 °C

storage temp. 

room temp

form 

powder

color 

blue, at pH above 4.6

Specific Gravity

0.985

PH

3.0-4.6, yellow to blue

PH Range

3.0 - 4.6, yellow to blue

Water Solubility 

Soluble in water.

λmax

589 nm

ε(extinction coefficient)

≥150000 at 597-603nm in H2O
≥17000 at 250-256nm in H2O
≥23000 at 306-312nm in H2O

Merck 

14,1444

BRN 

6995701

EPA Substance Registry System

Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2,6-dibromo-, monosodium salt (34725-61-6)

Safety Information

Hazard Codes 

Xn

Risk Statements 

20/21/22-36/37/38

Safety Statements 

24/25-22-36-26

WGK Germany 

3

TSCA 

Yes

HS Code 

29147000

MSDS

• Language:English Provider:ACROS
• Language:English Provider:ALFA

BROMOPHENOL BLUE SODIUM SALT Usage And Synthesis

Chemical Properties

Purple liquid

Uses

Bromophenol Blue sodium salt is used as a tracking dye for protein and nucleic acid electrophoresis in polyacrylamide gels. It also used in the preparation of protein samples for western blotting analysis. It finds application in staining histones.

Uses

Bromophenol blue sodium salt has been used in the preparation of protein samples for western blotting analysis. It has also been used in Drosphila fly food to aid visualization of gut for dissection.

Uses

Bromophenol Blue sodium salt has been used in the buffer solution to differentiate dead and living cells. It has also been used as a constituent in gel loading buffer.

General Description

Bromophenol Blue is a tracking dye for nucleic acid or protein electrophoresis in agarose or polyacrylamide gels.

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