3',3",5',5"-Tetrabromophenolsulfophthalein sodium salt Chemical Properties

Melting point:

>300°C

Density 

0.954 g/mL at 20 °C

storage temp. 

Store at RT.

solubility 

Solubility Soluble in water, ethanol

form 

Powder/Solid

pka

4.0, 3.85, 3.6(at 25℃)

color 

Dark green

PH Range

Yellow (3.0) to blue (4.6)

Water Solubility 

soluble

λmax

589nm, 383nm

Stability:

Stable. Incompatible with strong oxidizing agents.

Major Application

Recording materials

EPA Substance Registry System

Bromophenol blue sodium salt (62625-28-9)

Safety Information

Hazard Codes 

T,Xi

Risk Statements 

61-20/21-36-36/37/38

Safety Statements 

53-45-37/39-26

RIDADR 

UN 2265 3/PG 3

WGK Germany 

3

RTECS 

SJ7453000

HS Code 

29349990

MSDS

• Language:English Provider:3',3",5',5"-Tetrabromophenolsulfophthalein sodium salt
• Language:English Provider:ACROS
• Language:English Provider:SigmaAldrich
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3',3",5',5"-Tetrabromophenolsulfophthalein sodium salt Usage And Synthesis

Chemical Properties

dark green powder

Uses

Bromophenol blue sodium is a pH indicator. It changes from yellow at pH 3.0 to blue at pH 4.6. Bromophenol blue sodium is also used as a tracking dye to monitor the process of agarose gel electrophoresis and polyacrylamide gel electrophoresis[1][2].

References

[1] Shokrollahi A, Zare E. Determination of acidity constants of bromophenol blue and phenol red indicators by solution scanometric method and comparison with spectrophotometric results. Journal of Molecular Liquids, 2016, 219: 1165-1171.
[2] Gish G, Eckstein F. DNA and RNA sequence determination based on phosphorothioate chemistry. Science. 1988 Jun 10;240(4858):1520-2. DOI:10.1126/science.2453926

3',3",5',5"-Tetrabromophenolsulfophthalein sodium salt(62625-28-9)Related Product Information

• Bismuth (III) Bromide
• BARIUM BROMIDE DIHYDRATE
• Ammonium bromide
• Phenolphthalein
• HEXABROMOBENZENE
• BROMOPHENOL BLUE, SODIUM SALT, A.C.S. RE AGENT,Bromophenol Blue Sodium Salt [for Electrophoresis]
• Bromophenol Blue
• Bromophenol Blue sodium salt, 0.04% w/v aq. soln.
• Methyl benzenesulfonate