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Phenol red, sodium salt, 5 g

Phenol red, sodium salt, 5 g


SKU: 0210260405

Phenolsulfonephthalein sodium salt
CAS Number:
Molecular Formula:
Molecular Weight:
Beilstein Registry Number:
EC Number:
MDL Number:
Packaging size:
5 g
SKU 0210260405
Alternate Names Phenolsulfonephthalein sodium salt
Application Notes Phenol Red Sodium Salt is used as a pH indicator, it is used widely in culture media to identify changes from neutral to acidic pH values. Phenol red in tissue culture media can act as a weak estrogen, especially with human breast cancer cells. Phenol red can be used to measure hydrogen peroxide in supernatants from cultured macrophages in multiwell plates.
Base Catalog Number 10260405
Beilstein Registry Number 6260026
CAS # 34487-61-1
EC Number 252-057-8
Hazard Statements H315-H319-H335
Melting Point 285 °C (decomposes) (Lit.)
Molecular Formula C19H13O5SNa
Molecular Weight 376.36
Pack Size 5 g
Personal Protective Equipment Dust mask, Eyeshields, Gloves
pH Color Change Interval 6.8 yellow, 8.2 red
pKa 7.9(Lit.)
Safety Symbol GHS07
Solubility Soluble in water (25 mg/mL) yielding a dark red solution, methanol and ethanol (200 mg/mL).
Typical Working Concentration Typically used in cell culture media at 11 mg/L
Usage Statement Unless specified otherwise, MP Biomedical's products are for research or further manufacturing use only, not for direct human use. For more information, please contact our customer service department.
UV Visible Absorbance λ max (methanol) 423 ± 3nm

Certificates of Analysis

Certificates of Analysis
English (United States)
Certificates of Analysis
English (United States)