Neutral Red Indicator C.I. 50040

£7.67 to £53.54

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Variation ID		Product Code	Pack Size	List Price
6374	photo_camera	RRBD77-U	10g RRBD77-U	£7.67
6375	photo_camera	RRBD77-W	25g RRBD77-W	£16.53
6376	photo_camera	RRBD77-2W	50g RRBD77-2W	£29.75
6377	photo_camera	RRBD77-X	100g RRBD77-X	£53.54

Neutral Red stains lysosomes red. It is used as a general stain in histology, as a counterstain in combination with other dyes, and for many staining methods. Together with Janus Green B it is used to stain embryonal tissues and supravital staining of blood. Can be used for staining Golgi apparatus in cells and Nissl granules in neurons. It can be used to stain cell cultures for plate titration of viruses. Neutral Red can also be added to some growth media for bacteria and cell cultures. This dye also acts as a pH indicator, changing from red to yellow between the pH 6.8-8.0.

Biological Dye
pH Indicator

C.I.50040

Minimum Assay: >65%
Molecular Formula: C15H17ClN4
Molecular Weight: 288.78 g/mol
Melting Point: 290 °C
Absorption Wavelength: 539nm
Specific Absorption: 6.70
Loss on Drying: <8.65%
Colour Transition: pH 6.8 (Red) -pH 8.0 (Yellow)

Cas Number: 553-24-2

Einecs Number: 209-035-8

HS Code / Commodity Code: 32129000

Hazard Phrases: H0001