Phenol red, ACS, 25 g

Name: Phenol red, ACS, 25 g
SKU: 0215255425

In stock

SKU: 0215255425

Synonyms

Phenolsulfonphthalein

CAS Number:

143-74-8

Molecular Formula:

C₁₉H₁₄O₅S

Molecular Weight:

354.38

Beilstein Registry Number:

326470

EC Number:

205-609-7

MDL Number:

MFCD00003552

Packaging size:

25 g

Specifications

SKU	0215255425
Alternate Names	Phenolsulfonphthalein
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	15255425
Beilstein Registry Number	326470
CAS #	143-74-8
EC Number	205-609-7
Extinction Coefficient	31.62 (free acid, 0.1 M phosphate buffer, pH 7.66)
Grade	ACS grade
Hazard Statements	H315-H319-H335
Molecular Formula	C₁₉H₁₄O₅S
Molecular Weight	354.38
Pack Size	25 g
Personal Protective Equipment	Dust mask, Eyeshields, Gloves
pH	Visual Transition Interval: pH 6.8 (yellow) to pH 8.2 (red)
pKa	7.9(Lit.)
Preparation Method	It is made by condensing two moles of phenol with one mole of o-sulfobenzoic acid anhydride.
RTECS Number	SJ7490000
Safety Symbol	GHS07
Solubility	Soluble in water (3 mg/mL), ethanol (4 mg/mL), methanol or acetic acid. Readily soluble in alkaline solutions.
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 360 nm; λ max 557 nm (2nd)(Lit.)
Vapor Pressure	Zero (Lit.)

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