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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

COAs

Packings

25 g (00025)

100 g (00100)

1PB1200100 1PB1200500
Print friendly version
Article No. 05568 Grade For Microscopy
Purity CAS No. 81-88-9
Molecular Formula C28H31ClN2O3 Molecular Weight 479.02
H.S. Code 3204.1342 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, pH 7, on dried substances) Min 2100 Loss on drying (at 110°C) Max 5.0 %
Suitability (for microscopy) Passes test

Safety Information and Hazard Symbols

Corrosion Exclamation Mark
Signal Word: Danger
 Hazardous Statement: H302-H318-H412
 Precaution Statement: P264-P270-P273-P280-P301 + P312-P305 + P351 + P338
Revision Date: 20-Jun-2019

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