Phenol Red sodium salt Chemical Properties

Melting point:

285 °C (dec.)(lit.)

Boiling point:

285 °C

Density 

0.972

storage temp. 

Store at RT.

solubility 

H₂O: clarity passes test

pka

7.69, 7.9, 1.3(at 25℃)

form 

Shiny Powder

color 

White

Odor

Odorless

PH Range

Yellow (6.8) to red (8.4)

Water Solubility 

soluble

λmax

423nm, 557nm

Merck 

14,7247

BRN 

6260026

Stability:

Stable. Incompatible with strong oxidizing agents.

Major Application

Sensor, optical device, paints, sterilization process, fertilizer, detecting viable cells, gastrointestinal mucosa, antibacterial agent, drugs, pharmacology

CAS DataBase Reference

34487-61-1(CAS DataBase Reference)

EPA Substance Registry System

Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-, monosodium salt (34487-61-1)

Safety Information

Hazard Codes 

Xi,C

Risk Statements 

36/37/38-34

Safety Statements 

26-36-37/39-45-36/37/39-27

WGK Germany 

3

TSCA 

Yes

HS Code 

29349990

MSDS

• Language:English Provider:Phenolsulfonephthalein sodium salt
• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS
• Language:English Provider:ALFA

Phenol Red sodium salt Usage And Synthesis

Chemical Properties

red liquid or red/brown crystals

Phenol Red sodium salt(34487-61-1)Related Product Information

• Sodium citrate
• Bromophenol Red
• Sodium benzenolate
• Trisodium phosphate
• 4-Aminophenol
• 3-Aminophenol
• Chlorophyllin
• 8-CHLOROADENOSINE-3',5'-CYCLIC MONOPHOSPHOROTHIOATE, RP-ISOMER SODIUM SALT
• Phenol
• Phenol Red
• 2-Phenylphenol
• PYROGALLOL RED
• Sodium hydroxide
• Sodium benzoate
• Diclofenac sodium
• sodium
• Sodium bicarbonate
• Sodium chloride