COA Center



AZUR B For Microscopy

C.I. No. 52010- It is used for making azure eosin stains for blood smear staining
Azur I


5 g (00005)

25 g (00025)

1GBA000015 1GBA000015
Article No. 01608 Grade For Microscopy
Purity 80% dye content CAS No. 531-55-5
Molecular Formula C15H16ClN3S Molecular Weight 305.83
H.S. Code 3204.9000 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour Dark green powder
Melting point/ Freezing point [°C] 205 °C Solubility in water [% weight] Soluble in water


Appearance Dark green to Brown Powder Dye content Min 80%
Absorption maxima in water 645 - 650 nm Absorptivity (A 1%/1cm; at λmax; in water; on dried substances) Min 1600
Loss on drying (at 110°C) Max 5%

Safety Information and Hazard Symbols

Safety Statement: 22-24/25
Revision Date: 21-May-2014

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