COA Center



AURAMINE For Microscopy

C.I. No. 41000 - Use as a fluorescent stain.Forms highly fluorescent complex with horse liver dehydrogenase
Auramine O, Basic Yellow 2


25 g (00025)

100 g (00100)

1000 g (01000)

1PB1200060 1PB1200500
Article No. 01590 Grade For Microscopy
Purity CAS No. 2465-27-2
Molecular Formula C17H22N3Cl Molecular Weight 303.83
H.S. Code 3204.1321 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour Yellow powder
pH value 6.5 Melting point/ Freezing point [°C] > 250 °C
Solubility in water [% weight] 10 g/l at 20 °C


Appearance Yellow coloured powder Absorption maxima 429 - 433 nm
Absorptivity (A 1%/1cm; at λmax; pH 6.0; on dried substances) Min 900 Loss on drying (at 105°C) Max 10%
Suitability (for microscopy) Passes test

Safety Information and Hazard Symbols

Skull and Crossbones Health Hazard
Symbol: GHS06, GHS08
Signal Word: Danger
UN No.: 2811
IMCO Class No.: 6.1
Packing Group: III
Hazardous Statement: H302-H311-H351
Precaution Statement: P280-P312
Revision Date: 16-Apr-2014

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