Rhodamine B 25g
5568-25g

  DG8 Corrosive acid

RHODAMINE B For Microscopy

C.I.No.45170 Rhodamine B is used in biology as a staining fluorescent dye, sometimes in combination with auramine O, as the auramine-rhodamine stain to demonstrate acid-fast organisms, notably Mycobacterium.
Rhodamine 610, C.I. Pigment Violet 1, Basic Violet 10

Article No.	5568	Grade	For Microscopy
Purity		CAS No.	81-88-9
Molecular Formula	C28H31ClN2O3	Molecular Weight	479.02
		Shelf Life	60 Months

Physical Properties

Physical state at 20 °C	Solid			Colour	Dark green crystalline
Odour	Odorless			Melting point/ Freezing point [°C]	210 - 211 °C
Density [g/cm3]	0.79			Solubility in water [% weight]	Partially soluble in water

Specifications

Appearance	Dark green crystalline powder	Absorption maxima in water	550-554 nm
Absorptivity (A 1%/1cm; at λmax; in water; on dried substances)	Min 2100	Loss on drying (at 110°C)	Max 5.0 %
Suitability (for microscopy)	Passes test

Safety Information and Hazard Symbols

Danger DG 8 Corrosive acid

Unit Qty: ea

Availability: 40.001 in stock