Phenol red

Supplier: Merck

Phenol red Reag. Ph. Eur.

Supplier: Merck

Phenol red ACS

Supplier: SIGMA ALDRICH MICROSCOPY

Phenol Red is a phenolsulfonphthalein compound. It is present as a sulfonated hydroxyquinone in weakly acidic aqueous solutions. In alkaline solutions, the dye forms a hydrophilic dianion (a small, red anion and has a larger conjugated system than the yellow hydroxyquinone).

Supplier: VWR Chemicals

Phenol red, AnalaR NORMAPUR® Reag. Ph. Eur., ACS indicator

Supplier: VWR Chemicals

Bright red powder

Supplier: Avantor

Phenol red, BAKER ANALYZED® ACS indicator, J.T.Baker®

Supplier: Merck

Phenol red solution indicator, Supelco®

Supplier: Thermo Fisher Scientific

Phenol red ACS

Supplier: Thermo Fisher Scientific

Phenol red ACS

Supplier: Abcam

pH indicator widely used in culture media to identify pH changes from neutral (red) to acidic (yellow) values. Typically a change in colour from red to yellow indicates high rates of cellular death when used in tissue cultures. Observed to act as a weak oestrogen in the culture of breast cancer cells. Induced oogenesis from cells scraped from the surface of adult ovaries.

Supplier: Apollo Scientific

Phenol Red

Supplier: Apollo Scientific

Phenol Red

Supplier: Thermo Fisher Scientific

Phenol red

Supplier: Thermo Fisher Scientific

Phenol red, pure indicator

Supplier: Hach

Phenol red solution, special quality indicator

Supplier: Hach

Phenol Red Indicator Solution provides an easy-to-use colorimetric method for determining pH levels for neutral and slightly alkaline waters in the range of 6.5 to 8.5 units. This method uses a color wheel and is especially useful for testing swimming pools and spas.