Orcein Synthetic

£44.02 to £285.41

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Variation ID		Product Code	Pack Size	List Price
6410	photo_camera	RRBD44-U	10g RRBD44-U	£44.02
6411	photo_camera	RRBD44-W	25g RRBD44-W	£88.02
9820	photo_camera	RRBD44-2W	50g RRBD44-2W	£158.45
6412	photo_camera	RRBD44-X	100g RRBD44-X	£285.41

Orcein is a red dye used in microscopy as a mordant for the staining of flagella, as well as for detecting elastic tissue in sputum. Is also used for determination of plant or animal chromosomes.

Biological dye
Staining of Elastin in Tissue
Determination of chromosomes

Molecular Formula C28H24N2O7
Molecular Weight 500.51 g/mol
Absorption Ratio: 1.02 (0.98-1.15)
Wavelength of Max Absorption (NaOH 0.01mol/L): 579hm (575-580nm)
Absorptivity 1%1cm @ lambda max: 331 (270-330)
Loss on Drying (@110 deg C): <2.0%

Cas Number: 1400-62-0

Einecs Number: 215-750-6

HS Code / Commodity Code: 3822900000

Hazard Phrases: H302,H315,H319

Prec Phrases: P264,P280,P305+P351+P338,P337+P313